barrier
英 [‘bæriə(r)]
美 [‘bæriər]
n. 栅栏；障碍物；屏障
barrier 选择性必修1000 全国卷频次:0 教材出处:译林版选必修B2U4
/ˈbæriə(r)/ /ˈbæriər/
n. barriers 0
障碍物，栅栏，屏障
高考真题原句提选：
Many of those barriers to travel also act as barriers to communication.
A boy would try to climb a barrier before him or push it down while a girl would attract help from others.
Though Diana met with the language barrier, she was always going ahead while at college.
Natural barriers that were difficult or dangerous to cross a hundred years ago can now be crossed easily.
二、词组｜习惯用语
trade barrier 贸易壁垒
language barrier n. 语言障碍
barrier reef 堡礁；堤礁
thermal barrier 热障；保温层；绝热层
great barrier reef 大堡礁
blood-brain barrier 血脑屏障；血脑障壁
tariff barrier 关税壁垒
barrier property 防护性能；隔离性，不透气性
sound barrier 声障（等于sonic barrier）
barrier layer 阻挡层；势垒层
potential barrier 势垒；位垒
non-tariff barrier 非关税壁垒
noise barrier 隔音屏障；隔声板
blood brain barrier 血脑屏障
moisture barrier 防潮层
natural barrier 天然屏障；天然堤
safety barrier 安全势垒，安全栅；停机拦截网
fire barrier 阻火器；防火墙；防火煤柱；防火隔板
protective barrier 遮壁；防护栏杆；防护栅障
barrier system 屏障系统；柱式开采法；栅栏系统
三、词根记忆
barrier
n.
柵欄,屏障;障礙(物)In the bar the barber bargained for a jar of jam, then got over the barrier of barrels.在酒巴裏理發師為一罐果醬講了價然後越過桶作的屏障.
n.
柵欄(barr+ier)[barr=stick,表示,”捧,欄”]
n.
障礙[barr=bar(柵欄)]
n.
障礙物(barr柵欄+ier)[-ier表名詞,”人或物”]
noun
1. an object like a fence that prevents people from moving forward from one place to another
屏障；障碍物:
The crowd had to stand behind barriers.
人群只好站在障碍物后面。
Show your ticket at the barrier.
请在验票处出示车票。
⇨ see also crash barrier
2. ~ (to sth) a problem, rule or situation that prevents sb from doing sth, or that makes sth impossible
障碍；阻力；关卡:
the removal of trade barriers
贸易壁垒的消除
Lack of confidence is a psychological barrier to success.
缺乏信心是阻碍成功的心理因素。
3. ~ (between A and B) | ~ (against sth) something that exists between one thing or person and another and keeps them separate
分界线；隔阂；障碍:
The Yangtze river is a natural barrier to the north-east.
长江是东北面的一道天然屏障。
There was no real barrier between reality and fantasy in his mind.
在他的头脑中,现实与幻想之间没有真正的界线。
Ozone is the earth’s barrier against ultra-violet radiation.
臭氧是地球防止紫外线辐射的屏障。
the language barrier (= when people cannot communicate because they do not speak the same language)
语言隔阂(因语言不通而无法交流)
4. a particular amount, level or number which it is difficult to get past
难以逾越的数量(或水平、数目)；关口:
the first player whose earnings passed the $10 million barrier
第一位收入超过 1 000 万元大关的运动员
He advocated the removal of trade barriers.
他提倡消除贸易壁垒。
barrier to
Problems with childcare remain the biggest barrier to women succeeding at work.
照顾子女问题依然是女性争取事业成功的最大障碍。
barrier between
barriers between doctors and patients
医生和病人之间的隔阂
→ See picture of 见图 barrier
2 a type of fence or gate that prevents people from moving in a particular direction 障碍物；栅栏；关卡
Crowds burst through the barriers and ran onto the pitch.
人群冲破围栏跑进球场。
3 a physical object that keeps two areas, people etc apart 屏障
barrier between
The mountains form a natural barrier between the two countries.
群山构成了两国之间的天然屏障。
4 the 10-second/40% etc barrier a level or amount of 10 seconds, 40% etc that is seen as a limit which it is difficult to get beyond 〔难以超越的〕10秒/40%等的关口
I’m hoping to crash the 20-second barrier in the final and get a bronze.
我希望决赛的时候能突破20秒的关口，拿到一枚铜牌。
→ sound barrier, crash barrier
COLLOCATIONS
Origin barrier (1300-1400) Old French barriere, from barre; → BAR1
1.N-COUNT 可数名词障碍；壁垒；阻碍 A barrier is something such as a rule, law, or policy that makes it difficult or impossible for something to happen or be achieved.
【搭配模式】：oft N to/against/between n
Duties and taxes are the most obvious barrier to free trade.
关税和税收是自由贸易的最大壁垒。
2.N-COUNT 可数名词隔阂；阻碍 A barrier is a problem that prevents two people or groups from agreeing, communicating, or working with each other.
【搭配模式】：oft supp N
There is no reason why love shouldn’t cross the age barrier…
爱没有理由不能跨越年龄的阻碍。
She had been waiting for Simon to break down the barrier between them…
她一直在等待西蒙打破他们之间的隔阂。
When you get involved in sports and athletes, a lot of the racial barriers are broken down.
当你参与到体育运动中的时候，很多种族隔阂就消失了。
3.N-COUNT 可数名词关卡；栅栏 A barrier is something such as a fence or wall that is put in place to prevent people from moving easily from one area to another.
The demonstrators broke through heavy police barriers…
示威者们冲破了警察的重重设防。
As each woman reached the barrier one of the men glanced at her papers.
每一位女士来到关卡前，其中一个男士便会扫一眼她的证件。
4.N-COUNT 可数名词障碍物；挡板；屏障 A barrier is an object or layer that physically prevents something from moving from one place to another.
【搭配模式】：usu with supp
…a severe storm, which destroyed a natural barrier between the house and the lake…
猛烈的暴风雨摧毁了房子和湖之间的一道天然屏障
The packaging must provide an effective barrier to prevent contamination of the product.
包装必须提供有效的保护，以免产品受污染。
5.N-SING 单数名词大关；界限 You can refer to a particular number or amount as a barrier when you think it is significant, because it is difficult or unusual to go above it.
【搭配模式】：the N
They are fearful that unemployment will soon break the barrier of three million…
他们担心失业人数很快将突破300万大关。
The Popular Front failed, as expected, to pass the 5 per cent barrier.
不出所料，人民阵线没能突破5%大关。
6.See also:crash barrier;sound barrier;
plural barriers [count] 1
: something (such as a fence or natural obstacle) that prevents or blocks movement from one place to another屏障；障碍物
Concrete barriers surround the racetrack to protect spectators.
跑道周围设立了混凝土障碍物，以保护观众。
The tree’s roots serve/act as a barrier against soil erosion.
树根起了防止水土流失的作用。
The mountain range forms a natural barrier between the two countries.
这条山脉构成了两国之间的天然屏障。
barrier beaches
滨外沙埂
— see also barrier island, barrier reef, crash barrier
2
a : a law, rule, problem, etc., that makes something difficult or impossible壁垒；关卡；阻碍
Both leaders are in favor of removing trade barriers.
两位领导人都赞同消除贸易壁垒。
Cultural/social barriers have made it hard for women to enter many professions.
文化/社会壁垒使得女性难以进入许多职业领域。
He argues that regulations should not be viewed as barriers to progress.
他认为规定不应被视为对进步的阻碍。
b : something that makes it difficult for people to understand each other障碍；隔阂 — often + between
The lecture was about finding ways to break through barriers between the social classes.
这个讲座探寻了消除社会阶层之间隔阂的方法。
Age can be a big barrier between parents and children.
年龄可能成为父母和孩子之间的一大障碍。
A language barrier existed between the two countries. [=people in the two countries did not understand each other because they spoke different languages] 两国之间存在语言障碍。
3
: a level, amount, or number that is difficult to get past难以逾越的水准（或数量、数目等）；极限；关口
His fastball broke the 100-mph barrier. [=he threw a baseball over 100 mph] 他投出的快球打破了时速100英里的极限。
a price barrier [=a price that is regarded as a limit] 价格限制
— see also sound barrier
