AD

真题好句
AD 选择性必修1000 全国卷频次:7
/ˌeɪˈdiː/
abbr.
公元
高考真题原句提选：
In 105 AD paper was invented in China.

ad
ad / Ad /
noun
(informal) = advertisement :
We put an ad in the local paper.
我们在当地报纸上登了一则广告。
an ad for a new chocolate bar
新品种巧克力的广告
⇨ see also banner ad
AD
AD (BrE) (NAmE A.D.) / 7ei 5di: /
abbreviation
used in the Christian calendar to show a particular number of years since the year when Christ was believed to have been born (from Latin ‘Anno Domini’)
公元(源自拉丁语 Anno Domini):
in (the year) AD 55
公元 55 年
in 55 AD
公元 55 年
in the fifth century AD
公元五世纪
⇨ compare AH , BC , BCE , CE

ad /æd/ ●●● S3 W3 noun [countable] → add
informal an advertisement 广告 → classified ad► see thesaurus at advertisement
Related topics: Chronology
AD British English, A.D. American English /ˌeɪ ˈdiː/ ●●○
(Anno Domini) used to show that a date is a particular number of years after the birth of Christ 公元 SYN CE, → BC
the first century AD
公元1世纪
54 AD
公元54年

AD
1.N-COUNT 可数名词广告 An ad is an advertisement.

【STYLE标签】：INFORMAL 非正式
She replied to a lonely hearts ad.

她回应了一则征友广告。

AD
1.N-COUNT 可数名词广告 An ad is an advertisement.

【STYLE标签】：INFORMAL 非正式
She replied to a lonely hearts ad.

她回应了一则征友广告。
ad /ˈæd/ noun
plural ads [count] : advertisement
I saw your ad in the newspaper.
我看到了你在报纸上登的广告。
radio/television ads
电台/电视广告
(chiefly US) She works for an ad agency [=advertising agency] in New York.
她在纽约一家广告公司工作。
— see also want ad
AD abbreviation
or chiefly US A.D.
— used to refer to the years since the birth of Christ公元（耶稣基督诞生后的年份）
550 A.D. = A.D. 550
公元550年
the first century A.D.A D.
公元一世纪
in the year 823 A.D.
公元823年
◊ A.D. stands for the Latin phrase anno Domini, which means “in the year of the Lord.”*AD.源自拉丁语anno Domini，意为“主的诞生年”。
— compare b.c., b.c.e., c.e.