bad

一、真题好句
bad 义务阶段1500 全国卷频次:62
/bæd/
a.&n.
坏的，拙于；有害的，不利的；严重的 & 坏的东西或情形
高考真题原句提选：
Keep your pets inside as much as you can when the weather is bad.
Arriving late, he explained that traffic had been bad.
I were flying in bad weather.
That’s not a bad idea.
She has been the one teaching me all my life: to cook and sew: to enjoy the good times and put up with the bad.
However, we all witness that preschool children are remarkably bad at hiding. (2022全国乙卷)

二、词组｜习惯用语
in bad 倒霉；失宠
bad news n. 坏消息；令人讨厌的人；倒霉的事
bad weather 恶劣的天气
bad at 不善于
to the bad ◎亏损；负债，欠账；吃亏;◎处于不利的情况下;◎趋于毁坏;
bad luck 运气不好，坏运气；噩运
bad thing 坏东西，坏事
bad habit 坏习惯
go bad 变酸；开始腐坏
bad mood 坏心情，坏情绪
bad influence 坏影响
feel bad 不舒服；为…感到难过
be bad for 对…不利；对…有害
bad behavior 坏行为
bad cold 重感冒；重伤风
bad temper 坏脾气；暴躁
bad situation 糟糕的局面，处于劣势
not so bad 并不坏；还凑合
in a bad way 病情严重
in a bad mood 心情不好；处在不好的情绪中

三、词根记忆

bad
a.
壞的;低劣的;不舒服的;腐敗的;嚴重的I feel bad about the mistake.我對這個錯誤感到抱歉.

bad / bAd /
adjective
(worse / wE:s; NAmE wE:rs / worst / wE:st; NAmE wE:rst / )
UNPLEASANT 令人不快
1. unpleasant; full of problems
令人不快的；问题成堆的；坏的:
bad news / weather / dreams / habits
坏消息；坏天气；噩梦；恶习
I’m having a really bad day.
我今天倒霉透了。
It was the worst experience of her life.
那是她一生中最糟糕的经历。
Smoking gives you bad breath.
吸烟会引致口气。
Things are bad enough without our own guns shelling us.
本来情况就够糟的了,偏偏我们自己的大炮又向我们开起火来。
POOR QUALITY 劣质
2. of poor quality; below an acceptable standard
质量差的；不合格的:
bad conditions / driving
恶劣的情况；拙劣的驾驶技术
a bad copy / diet
不清晰的复印本；劣质饮食
I thought it was a very bad article.
我以为那是一篇很低劣的文章。
This isn’t as bad as I thought.
这没我原来所想的那么差。
That’s not a bad idea.
那个主意不错。
NOT GOOD AT STH 不擅长
3. ~ at sth / at doing sth (of a person 人) not able to do sth well or in an acceptable way
拙于；不擅；不善于
SYN poor :
a bad teacher
不称职的教师
You’re a bad liar!
你连说谎都不会！
He’s a bad loser (= he complains when he loses a game).
他是个输不起的人。
She is so bad at keeping secrets.
她一点都不会保守秘密。
SERIOUS 严重
4. serious; severe
严重的；剧烈的:
You’re heading for a bad attack of sunburn.
你会被严重晒伤的。
The engagement was a bad mistake.
这婚约是一项大错。
My headache is getting worse.
我头痛越来越厉害了。
NOT APPROPRIATE 不合适
5. [only before noun] not appropriate in a particular situation
不适合的；不适当的:
I know that this is a bad time to ask for help.
我知道在这时候要求帮助不合适。
He now realized that it had been a bad decision on his part.
他现在意识到是他作了一个不恰当的决定。
WICKED 邪恶
6. morally unacceptable
不道德的；邪恶的:
The hero gets to shoot all the bad guys.
主人公结果射杀了所有的坏蛋。
He said I must have done something bad to deserve it.
他说我肯定是罪有应得。
CHILDREN 儿童
7. [usually before noun] (especially of children 尤指儿童) not behaving well
顽皮的；不乖的
SYN naughty :
Have you been a bad boy?
你调皮了吗？
HARMFUL 有害
8. [not before noun] ~ for sb / sth harmful; causing or likely to cause damage
有害；招致损害:
Those shoes are bad for her feet.
那双鞋会伤她的脚。
Weather like this is bad for business.
这种天气不利于做买卖。
PAINFUL 疼痛
9. [usually before noun] (of parts of the body 身体部位) not healthy; painful
有病的；疼痛的:
I’ve got a bad back.
我背部疼痛。
FOOD 食物
10. not safe to eat because it has decayed
变质的；腐烂的:
Put the meat in the fridge so it doesn’t go bad.
把肉放进冰箱里,免得坏了。
TEMPER / MOOD 脾气；情绪
11. ~ temper / mood the state of feeling annoyed or angry
发脾气；坏情绪；恼怒:
It put me in a bad mood for the rest of the day.
那事让我整天再也没了好心情。
GUILTY / SORRY 愧疚；遗憾
12. feel ~ to feel guilty or sorry about sth
感到愧疚(或遗憾):
She felt bad about leaving him.
她因离开他而感到歉疚。
Why should I want to make you feel bad?
我干吗要让你难过呢？
ILL / SICK 有病；不舒服
13. feel / look ~ to feel or look ill / sick
觉得不舒服；感到有病；面有病容；气色不好:
I’m afraid I’m feeling pretty bad.
很抱歉,我觉得很不舒服。
EXCELLENT 极好
14. (bad·der, bad·dest) (slang, especially NAmE) good; excellent
顶呱呱的；没治
IDIOMS
Most idioms containing bad are at the entries for the nouns and verbs in the idioms, for example be bad news (for sb / sth) is at news.
大多数含 bad 的习语,都可在该等习语中的名词及动词相关词条找到,如 be bad news (for sb / sth) 在词条 news 下。
▪ can’t be bad
(informal) used to try to persuade sb to agree that sth is good
(劝导时说)没有什么不好:
You’ll save fifty dollars, which can’t be bad, can it?
你会省下五十元钱,这就够好了,对吧？
▪ have got it ‘bad (informal, humorous) to be very much in love
热恋着；在热恋中:
You’re not seeing him again tonight, are you? That’s nine times this week—you’ve got it bad!
你今天晚上不再和他见面了,是吧？这个星期都约会了五次,你们热恋了！
▪ not ‘bad (informal) quite good; better than you expected
不错；比预料的好:
‘How are you?’ ‘Not too bad.’
“你怎么样？” “还不错。”
That wasn’t bad for a first attempt.
第一次尝试,还算不错。
▪ too bad
(informal)
1. (ironic) used to say ‘bad luck’ or ‘it’s a shame’ when you do not really mean it
(等于说”倒霉”或”可惜”,实际上并无同情之意):
If sometimes they’re the wrong decisions, too bad.
如果有时这些决定是错误的,那可是太不幸了。
2. a shame; a pity
遗憾；可惜:
Too bad every day can’t be as good as this.
可惜并不是每一天都像今天这么好。
3. (old-fashioned) annoying
令人生气的；恼人的:
Really, it was too bad of you to be so late.
你来得这么晚实在不像话。
noun
the bad [U] bad people, things, or events
坏人；坏事:
You will always have the bad as well as the good in the world.
人生在世总是有苦有甜。
▪ 7go to the ‘bad (old-fashioned) to begin behaving in an immoral way
堕落:
I hate to see you going to the bad.
我不愿看到你堕落。
▪ ‘my bad
(NAmE, informal) used when you are admitting that sth is your fault or that you have made a mistake
是我的错；我错了:
I’m sorry—my bad.
对不起,我错了。
▪ take the 7bad with the ‘good
to accept the bad aspects of sth as well as the good ones
接受人生的甘苦(或事物的好与坏)
▪ to the ‘bad
(BrE) used to say that sb now has a particular amount less money than they did before
亏损:
After the sale they were £300 to the bad.
这笔买卖使他们亏损了 300 英镑。
adverb
(NAmE, informal) badly
很；非常:
She wanted it real bad.
她确实很想得到它。
Are you hurt bad?
你伤得重吗？

bad1 /bæd/ ●●● S1 W1 adjective (comparative worse /wɜːs $ wɜːrs/, superlative worst /wɜːst $ wɜːrst/) → bade
1  NOT GOOD 不好的 unpleasant or likely to cause problems 不好的，糟糕的，坏的 OPP good
I have some bad news for you.
我有坏消息要告诉你。
I thought things couldn’t possibly get any worse.
我想事情最坏也不过如此了。
The plane was delayed for several hours by bad weather.
天气不好，飞机延误了好几个小时。
It’s difficult to break bad habits.
坏习惯很难改。
a bad smell
难闻的气味
2  LOW QUALITY 质量差 low in quality or below an acceptable standard 差的，拙劣的 OPP good
The failure of the company was due to bad management.
公司倒闭是因为管理不善。
Your handwriting is so bad I can hardly read it.
你写的字太差，我几乎看不懂。
That was the worst movie I’ve ever seen.
那是我看过的最差劲的一部电影。
3  NOT SENSIBLE 不明智的 [usually before noun] not sensible, or not suitable in a particular situation 不好的，不明智的，不合适的 OPP good
Cutting spending at this time is a bad idea.
这个时候削减开支不是好主意。
Making big changes in your diet all at once is a bad thing to do.
饮食突然大变是不好的。
4  MORALLY WRONG 道德品质不好的 morally wrong or evil 〔道德品质〕坏的，不好的 OPP good
He’s a bad man – keep away from him.
他是个坏人，离他远一点。
→ bad guy
5  WRONG BEHAVIOUR 不良行为 spoken doing something you should not do, or behaving in a wrong way – used especially about children or pets 〔尤指儿童或宠物〕顽皮的，表现差的，表现不好的 SYN naughty
Katie was very bad today!
凯蒂今天很顽皮！
bad girl/dog etc
Bad cat! Get off the table!
坏猫咪！下去，别待在桌子上！
6  SERIOUS 严重的 serious or severe 严重的；厉害的
He was in a bad accident.
他遭遇了一场严重的事故。
The pain in my side is worse than it was yesterday.
我身体一侧的疼痛比昨天厉害了。
7  a bad time/moment etc a time that is not suitable or causes problems 不适当的时候
It’s a bad time to have to borrow money, with interest rates so high.
现在借款真不是时候，利率这么高。
You’ve come at the worst possible moment. I have a meeting in five minutes.
你来得真不是时候，我五分钟后有个会议。
8  HARMFUL 有害的 damaging or harmful 造成损害的，有害的
Pollution is having a bad effect on fish stocks.
污染正在使鱼类数量下降。
bad for
Smoking is bad for your health.
吸烟有害健康。
Too much salt can be bad for you.
摄入太多的盐对身体不好。
It is bad for kids to be on their own so much.
小孩子总是独处并不好。
9  FOOD 食物 food that is bad is not safe to eat because it has decayed 已变质的，腐烂的
10  NO SKILL 不熟练 having no skill or ability in a particular activity 不擅长的；能力不济的
11  bad heart/leg/back etc a heart, leg etc that is injured or does not work correctly 心脏/腿/背等不好
12  LANGUAGE 语言 bad language is rude or offensive 〔语言〕粗鲁的，下流的
13  be in a bad mood (also be in a bad temper British English) to feel annoyed or angry 情绪不好，心情不佳
14  feel bad
15  not bad spoken used to say that something is good, or better than you expected 不错的
16  not too/so bad spoken used to say that something is not as bad as expected 不是太糟糕
17  too bad spoken
18  go from bad to worse to become even more unpleasant or difficult 越来越坏，每况愈下
19  be in a bad way informal to be very ill, unhappy, or injured, or not in a good condition 病情严重；不高兴；受伤；处于困境
20  a bad name if something has a bad name, people do not respect or trust it 不好的名声
21. bad lot/sort/type British English old-fashioned someone who is morally bad or cannot be trusted 坏人，坏蛋，坏家伙
22  bad penny British English someone or something that causes trouble and is difficult to avoid 讨厌又避不开的人[事物] 23  be taken bad British English informal to become ill 生病
24  in bad faith if someone does something in bad faith, they are behaving dishonestly and have no intention of keeping a promise 存心不良地，背信弃义地
25  bad news spoken informal someone or something that always causes trouble 带来麻烦的人[事物] 26  bad form British English old-fashioned socially unacceptable behaviour 不礼貌的行为
27  bad blood angry or bitter feelings between people 恶感，敌意；仇恨
28. not have a bad word to say about/against somebody if no one has a bad word to say about a particular person, everyone likes and respects that person 如果没有人说某人一句不好，那某人口碑很好
29  it’s bad enough … spoken used to say that you already have one problem, so that you do not want to worry about or deal with another one …已经够受了
30  something can’t be bad spoken used to persuade someone that something is good or worth doing 某事不错〔用于劝导〕
31  (comparative badder, superlative baddest) spoken informal especially American English
—badness noun [uncountable]  THESAURUS
bad2 noun
1  to the bad British English informal if you are a particular amount to the bad, you are that much poorer or you owe that much 亏损；负债
2. my bad! American English spoken informal used to say that you have made a mistake or that something is your fault 我的不是！是我不好！
3. go to the bad British English old-fashioned to begin living in a wrong or immoral way 开始学坏，堕落
bad3 adverb spoken
a word used to mean ‘badly’ that many people think is incorrect 很，非常〔很多人认为此用法是错的〕
I need that money bad.
我急需那笔钱。
Origin bad1 (1200-1300) Perhaps from Old English bæddel “male homosexual”

bad ★★★★★
1.ADJ-GRADED 能被表示程度的副词或介词词组修饰的形容词坏的；令人不快的；不合意的；有害的；糟糕的 Something that is bad is unpleasant, harmful, or undesirable.
The bad weather conditions prevented the plane from landing…

糟糕的天气使飞机无法降落。

We have been going through a bad time…

我们正经历一段困难时期。

I’ve had a bad day at work…

我今天上班诸事不顺。

Divorce is bad for children…

离婚对孩子不好。

Analysts fear the situation is even worse than the leadership admits.

分析家担心情况比领导层承认的还要糟。

2.ADJ-GRADED 能被表示程度的副词或介词词组修饰的形容词严重的；厉害的；剧烈的 You use bad to indicate that something unpleasant or undesirable is severe or great in degree.
He had a bad accident two years ago and had to give up farming…

他两年前遇到严重的车祸，不得不放弃务农。

This was a bad case of dangerous driving…

这是一起严重的危险驾驶案例。

The pain is often so bad she wants to scream…

剧烈的疼痛常常让她想大声叫喊。

The floods are described as the worst in nearly fifty years.

这次洪灾据说是近50年来最为严重的。

3.ADJ-GRADED 能被表示程度的副词或介词词组修饰的形容词不明智的；错误的；不对的 A bad idea, decision, or method is not sensible or not correct.

【搭配模式】：usu ADJ n
Economist Jeffrey Faux says a tax cut is a bad idea…

经济学家杰弗里·福克斯认为减税是不明智的。

Of course politicians will sometimes make bad decisions…

政治家当然有时也会作出错误的决定。

That’s not a bad way to proceed, just somewhat different…

以此方法进行并没有错，只是有些与众不同。

The worst thing you can do is underestimate an opponent.

最严重的错误就是低估对手。

4.ADJ-GRADED 能被表示程度的副词或介词词组修饰的形容词不利的；不幸的 If you describe a piece of news, an action, or a sign as bad, you mean that it is unlikely to result in benefit or success.

【搭配模式】：usu ADJ n
The closure of the project is bad news for her staff…

项目终止对她的雇员来说是一个不幸的消息。

It was a bad start in my relationship with Warr…

我与沃尔的关系开始得不太顺利。

The report couldn’t have come at a worse time for the European Commission.

这份报告发布的时间对欧盟委员会极为不利。

5.ADJ-GRADED 能被表示程度的副词或介词词组修饰的形容词不合标准的；劣质的；蹩脚的；不足的 Something that is bad is of an unacceptably low standard, quality, or amount.
She was in rather a bad film about the Mau Mau…

她出演了一部关于茅茅运动（20世纪50年代肯尼亚基库尤人反抗英国殖民者的民族主义运动）的烂片。

Many old people in Britain are living in bad housing…

英国有很多老人居住条件恶劣。

The state schools’ main problem is that teachers’ pay is so bad…

公立学校的主要问题是教师的薪资太低。

It was absolutely the worst food I have ever had.

这绝对是我吃过的最糟糕的食物。

6.ADJ-GRADED 能被表示程度的副词或介词词组修饰的形容词不擅长的；不善于的 Someone who is bad at doing something is not skilful or successful at it.

【搭配模式】：v-link ADJ at -ing/n
He had increased Britain’s reputation for being bad at languages…

他加深了人们对英国人不擅长语言的印象。

He was a bad driver…

他是一个技术糟糕的司机。

Rose was a poor cook and a worse mother.

罗丝不太会做饭，更不会当母亲。

7.ADJ-GRADED 能被表示程度的副词或介词词组修饰的形容词难以接受的；令人遗憾的 If you say that it is bad that something happens, you mean it is unacceptable, unfortunate, or wrong.

【搭配模式】：v-link ADJ
Not being able to hear doesn’t seem as bad as not being able to see…

看不见比听不到更让人难以忍受。

You need at least ten pounds if you go to the cinema nowadays — it’s really bad.

现在看场电影至少要花上10英镑——真是太贵了。

8.ADJ-GRADED 能被表示程度的副词或介词词组修饰的形容词（尤表示惊讶）不错的，不坏的，挺好的 You can say that something is not bad to mean that it is quite good or acceptable, especially when you are rather surprised about this.

【搭配模式】：with neg
‘How much is he paying you?’ — ‘Oh, five thousand.’ —’Not bad.’…

“他给你多少钱？”——“哦，5,000。”——“挺不错嘛。”

‘How are you, mate?’ — ‘Not bad, mate, how’s yourself?’…

“最近怎么样，老兄？”——“还不错，你呢？”

He’s not a bad chap — quite human for an accountant…

这个家伙人不坏——就会计来说已经很有人情味了。

That’s not a bad idea.

这个主意不错。

9.ADJ-GRADED 能被表示程度的副词或介词词组修饰的形容词邪恶的；不道德的 A bad person has morally unacceptable attitudes and behaviour.
I was selling drugs, but I didn’t think I was a bad person…

我贩卖毒品，但我并不觉得自己是个坏人。

He does not think that his beliefs make him any worse than any other man.

他觉得自己的信仰并不让他比其他人更邪恶。

badness
They only recognise badness when they perceive it in others.

他们只看到别人身上的恶行。

10.ADJ-GRADED 能被表示程度的副词或介词词组修饰的形容词不听话的；调皮的；捣蛋的 A bad child disobeys rules and instructions or does not behave in a polite and correct way.
You are a bad boy for repeating what I told you…

重复我对你说的话，你真是个捣蛋鬼。

Many parents find it hard to discourage bad behaviour.

很多父母觉得要孩子循规蹈矩是件很难的事情。

11.ADJ-GRADED 能被表示程度的副词或介词词组修饰的形容词易怒的；乖戾的；阴郁的 If you are in a bad mood, you are angry and behave unpleasantly to people.

【搭配模式】：usu ADJ n
She is in a bit of a bad mood because she’s just given up smoking.

因为她刚刚戒烟，所以脾气有点大。

12.ADJ-GRADED 能被表示程度的副词或介词词组修饰的形容词抱歉的；难过的；内疚的 If you feel bad about something, you feel rather sorry or guilty about it.

【搭配模式】：feel ADJ
You don’t have to feel bad about relaxing…

你不必为放松感到内疚。

I feel bad that he’s doing most of the work…

大部分工作都是他在干，我觉得很过意不去。

Are you trying to make me feel bad?

你是想让我歉疚吗？

13.ADJ 形容词受伤的；有病的；虚弱的 If you have a bad back, heart, leg, or eye, it is injured, diseased, or weak.

【搭配模式】：usu ADJ n
Alastair has a bad back so we have a hard bed.

阿拉斯泰尔背部有毛病，所以我们睡硬板床。

14.ADJ 形容词变质的；腐烂的 Food that has gone bad is not suitable to eat because it has started to decay.

【搭配模式】：usu go ADJ
They bought so much beef that some went bad.

他们买了太多牛肉，有些都变质了。

15.ADJ-GRADED 能被表示程度的副词或介词词组修饰的形容词污秽的；咒骂的 Bad language is language that contains offensive words such as swear words.

【搭配模式】：usu ADJ n
I don’t like to hear bad language in the street…

我不喜欢在街上听见一些污言秽语。

I said a bad word.

我说了一句脏话。

16.See also:worse;worst;
17.PHRASE 短语…真可惜；…真遗憾 If you say that it is too bad that something is the case, you mean you are sorry or sad that it is the case.

【搭配模式】：oft it v-link PHR that

【语用信息】：feelings
It is too bad that Eleanor had to leave so soon…

埃莉诺不得不这么快就离开，真是太遗憾了。

Too bad he used his intelligence for criminal purposes.

他把聪明都用在了犯罪上，太可惜了。

18.CONVENTION 惯用语（表示无法改变，亦不觉得抱歉或同情）算…倒霉 If you say ‘too bad’, you are indicating that nothing can be done to change the situation, and that you do not feel sorry or sympathetic about this.

【语用信息】：feelings
Too bad if you missed the bus.

你没有赶上公交车只能算自己倒霉。

19.PHRASE 短语境况不佳；处于困境 If someone or something is in a bad way, they are in a bad condition or situation.

【搭配模式】：v-link PHR
The economy is in a bad way…

经济陷入困境。

‘You look in a bad way,’ chuckled Brad.

“你看起来糟透了，”布拉德笑着说。

20.PHRASE 短语对…有不好的评价；说…的坏话 If nobody has a bad word to say about you, you are liked or admired by everyone.

【搭配模式】：with brd-neg
She’s got beauty, wealth, and fame, and we still can’t find anyone with a bad word to say about her.

她美丽，富有，出名，而且我们还没有发现谁说她不好。

21. to make the best of a bad job→see: best; bad blood→see: blood; to be in someone’s bad books→see: book; bad luck→see: luck; to get a bad press→see: press; to go from bad to worse→see: worse;

1 bad /ˈbæd/ adjective
worse /ˈwɚs/ ; worst /ˈwɚst/
1
a : low or poor in quality质量差的；拙劣的
a bad repair job
粗糙的修理活
bad work
差劲的工作
The house is in bad condition/shape.
这房子很破旧。
b : not correct or proper错误的；不合适的
bad manners
无礼行为
bad [=incorrect, faulty] grammar
错误的语法
a letter written in bad French
用蹩脚法语写的一封信
bad spelling
错误的拼写
a bad check [=a check that cannot be cashed] 空头支票
— see also bad language
2
a : not pleasant, pleasing, or enjoyable令人不快的；令人沮丧的
He had a bad day at the office.
这天上班他碰上许多倒霉事。
I was having a bad dream.
我当时正在做噩梦。
She made a very bad impression on her future colleagues.
她给未来的同事们留下了很不好的印象。
The food tastes bad.
这食物不好吃。
The flower smells bad.
这花很难闻。
He has bad breath. [=breath that smells bad] 他有口臭。
We’ve been having bad weather lately.
最近天气一直不好。
The medicine left a bad taste in his mouth.
这种药服用后在他嘴里留下了难闻的味道。
It feels bad [=uncomfortable, painful] to stretch out my arm.
我伸直胳膊感觉很不舒服。
I look bad in this hat. = This hat looks bad on me.
我戴这顶帽子不好看。
That hat doesn’t look bad on you. [=that hat looks good on you] 那顶帽子你戴上还不错。
b : having, marked by, or relating to problems, troubles, etc.不好的；不妙的；有麻烦的
good and bad news
好消息和坏消息
They have remained together in good times and bad (times).
他们一直同甘共苦，不离不弃。
It’s a bad time for business right now.
现在不适合经商。
a bad omen
不祥之兆
bad luck/fortune
坏运气
Things are looking pretty bad for us at this point.
看起来现在情况对我们不利。
I have a bad feeling about this.
我对此有种不祥之感
— see also bad blood, bad news
c : not adequate or suitable不充分的；不合适的
I couldn’t take a picture because the lighting was bad.
由于灯光不够亮，我无法拍照。
It’s a bad day for a picnic.
这天气不适合野餐。
She made a bad marriage.
她的婚姻很不幸。
Is this a bad moment/time to have a word with you?
现在和你讲话是不是不方便？
d : not producing or likely to produce a good result结果不好的；糟糕的
a bad deal
亏本买卖
a bad risk
风险很大的保险对象
a bad idea/plan
馊主意；烂计划
The plan has its good points and its bad points.
这个计划有优点，也有缺点。
a bad debt [=a debt that will not be paid] 坏账
a bad loan [=a loan that will not be repaid] 不良贷款
e : expressing criticism or disapproval批评的；不赞成的
The movie got bad reviews.
这部电影遭到恶评。
3
a : not healthy : marked or affected by injury or disease不健康的；伤病的
His health is pretty bad. = He’s in pretty bad health.
他的健康状况很差。
The patient was pretty bad [=ill, sick] last week and even worse yesterday but is doing better now.
病人上周病得很厉害，昨天病情甚至更重了，不过现在好些了。
He came home early because he was feeling pretty bad. [=he wasn’t feeling well] 他感觉身体很不舒服，所以早早就回家了。
My father has a bad back/leg. [=a back/leg that is always or often painful] 我父亲总是背/腿疼。
She has bad eyesight/hearing.
她的视力/听力不好。
bad teeth
坏牙
b : causing harm or trouble有害的
a bad diet
不健康饮食
a bad influence
不良影响
bad cholesterol [=a type of cholesterol that can cause serious health problems when there is too much of it in your blood] 有害胆固醇
— often + for
Eating too much can be bad for you. = It can be bad for you to eat too much.
饮食过量可能伤身体。
Eating all that candy is bad for your teeth.
把那些糖果全吃掉有损你的牙齿。
Watching too much TV is bad for children.
看电视时间过长有损孩子健康
4
a : not morally good or right : morally evil or wrong不道德的；邪恶的
a bad person
坏蛋
bad conduct/behavior
恶劣行为
a man of bad character
品行不良的人
bad intentions/deeds
不良居心；劣迹
It’s hard to tell the good guys from the bad guys in this movie.
这部电影里很难分辨出好人和坏人。
— see also bad faith
b : not behaving properly不听话的；不礼貌的
a bad dog
不听话的狗
I’m afraid your son has been a very bad [=naughty] boy.
恐怕你儿子是个捣蛋鬼吧。
— see also bad boy
5
a : not skillful : not doing or able to do something well不擅长的；拙劣的
a bad musician
差劲的音乐家
a bad doctor
庸医
She was pretty bad in that movie. [=she did not act well] 她在那部电影里演得很差劲。
— often + at
a doctor who’s bad at treating nervous patients
不擅长给紧张的患者看病的医生
He’s very/really bad at expressing his true feelings.
他很不善于表达自己的真实情感
b : having a tendency not to do something总做不到的 — + about
He’s bad about getting to work on time. [=he often fails to get to work on time] 他总不能准点上班。
I’m very bad about remembering people’s birthdays. [=I often forget people’s birthdays] 我总是记不住别人的生日。
6
a : not happy or pleased : feeling regret or guilt about something难过的；遗憾的，内疚的
I feel bad about what happened. [=I regret what happened] 我对所发生的事感到难过。
She felt bad that she forgot to call. = She felt bad about forgetting to call.
她因忘了打电话而感到歉疚。
b : not cheerful or calm不开心的；不平静的
She’s in a bad mood. [=an angry mood] 她心情不好。
He has a bad temper. [=he’s bad-tempered; he becomes angry easily] 他脾气不好。
7
: serious or severe严重的；剧烈的
She’s in bad trouble.
她遇上大麻烦了。
He has a bad cough/cold.
他咳嗽/感冒很严重。
That bruise looks bad: you’d better see a doctor about it.
那块瘀伤看上去挺严重，你最好去看看医生。
How bad is the pain?
疼得厉害吗？
8
: no longer good to eat or drink : not fresh不新鲜的；变质的
the smell of bad fish
臭鱼味
Is the milk still good or has it gone bad? [=spoiled] 这牛奶是好的还是坏的？
9
chiefly US, informal badder; baddest
a : very good非常好的；顶呱呱的
He’s the baddest guitar player you’ll ever hear!
他将会是你听过的最棒的吉他手！
b : very tough or dangerous粗野的；危险的
Don’t mess around with him. He’s a bad dude.
别跟他瞎混，他是个粗野的家伙。
a bad job
— see job
a bad lot
— see lot
bad apple
— see apple
come to a bad end
— see 1end
from bad to worse
: from a bad state or condition to an even worse state or condition愈来愈坏；每况愈下
The company has been struggling for years, and things have recently gone from bad to worse.
公司多年来一直在惨淡经营，最近则是每况愈下。
in a bad way
: in a bad condition陷入麻烦；处于困境
Without enough funding, public services are in a pretty bad way right now.
由于缺乏足够的资金，公共设施的状况现在很是糟糕。
The patient was in a bad way last week but is doing better now.
上周病人的病情很严重，但现在好些了。
in someone’s bad books
— see 1book
not bad
: fairly good or quite good不错；很好
All things considered, she’s not a bad singer. [=she’s a pretty good singer] 综合考虑，她是一名很不错的歌手。
“How are you?” “Not (too/so) bad, thanks. And you?”
“你好吗？”“还不错，谢谢。你怎么样？
too bad
1
— used to show that you are sorry or feel bad about something可惜，不幸（表遗憾或难过）
It’s too bad [=unfortunate] that John and Mary are getting divorced. = It’s too bad about John and Mary getting divorced. [=I’m sorry to hear that John and Mary are getting divorced] 约翰和玛丽要离婚了，真是太遗憾了。
“I won’t be able to come to the party.” “(That’s) Too bad. I was hoping you’d be there.”
“我不能去参加聚会了。”“那太遗憾了，我刚才还盼着你会去呢。”
2
— used in an ironic way to show that you are not sorry or do not feel bad about something可惜，不幸（用作讽刺之意）
“But I need your help!” “(That’s just) Too bad.”
“但我需要你的帮助！”“（那可）太不幸了
with bad grace
— see 1grace
— badness noun [noncount] the badness of his behavior
他的行为的恶劣性
the badness [=severity] of his injuries
他的伤势的严重性
There’s more goodness than badness in him.
在他身上，善多于恶。
2 bad /ˈbæd/ adverb
worse; worst US, informal
: badly
She was struggling when she first started the job, but she’s not doing so bad now. [=she’s doing fairly well now] 她刚开始做这份工作时很吃力，但现在干得相当不错了。
He hasn’t succeeded because he doesn’t want it bad enough.
他还没有成功，因为他对成功的渴望还不够强烈。
He cut himself real bad. [=very badly] 他把自己割成了重伤。
I need a vacation and I need it bad. [=I need it very much] 我需要休假，非常迫切地需要。
“Is he in love with her?” “Oh yeah, he’s got it bad.” [=he’s extremely in love with her] “他与她相爱了吗？”“哦，是的，不能自己。”
bad off US
1
: having little money贫穷的
They’re pretty bad off [=they don’t have enough money] now that he’s lost his job.
由于他失业了，他们现在手头十分拮据。
We’re not rich, but we’re not too bad off (for money). [=we’re not poor] 我们不富有，但我们也不是很穷。
2
: in a bad or difficult situation or condition形势不利的；境况不好的
When I heard how bad off they were, I asked if I could do anything to help.
听说他们处境很糟，我便问了问是否能帮上什么忙。
This state isn’t too bad off compared to other parts of the country.
与该国其他地方相比，这个州的状况还不算很差
3 bad /ˈbæd/ noun
1
[noncount] : morally bad forces or influences : evil邪恶势力；不良影响
There’s more good than bad in him.
在他身上，善多于恶
We need to teach our children the difference between good and bad.
我们要教会孩子区分善恶
2
the bad
a [singular] : the unpleasant things that happen to people厄运；不幸
You have to take the good with the bad. [=you have to accept the bad things that happen to you as well as the good things] 你必须接受人生的苦与乐。
b [singular] : things that are morally wrong不道德的事；坏事
teaching children the difference between the good and the bad
教育孩子们分辨是非
c [plural] : morally bad people品德败坏之人
He believes that the good go to heaven when they die and the bad go to hell.
他相信好人死后上天堂，坏人死后下地狱。