英语中abbr是什么

abbr.是缩写词的缩写。全称是abbreviation。

在英语中，缩略词通常指一个多音节的词扔掉一个或几个音节，然后变成的词语。比如PHOTO就是PHOTOgraph的缩略词。缩略词也可以是省略后面几个音节，只保留前面，这种方法是最常见的，比如intro是introduction的缩略词。

也可以省略前面的单词，比如chute是parachute的缩略词。除此之外还有一些其他的保留中间音节的缩略词，比如flu是influenza的缩略。

英文句子表达常见缩写

1）not相关的否定缩写：通常在原词后加n’t，若原词以n结尾，直接加’t。

1、系动词 + not：isn't = is not；wasn't = was not。

2、助动词 + not：don't = do not；doesn't = does not。

3、情态动词 + not：can't = can not；couldn't = could not。

2）人称代词+系动词的缩写：am缩写成’m，are缩写成’re，is缩写成’s。

I'm = I am；he's = he is；she's = she is；they're = they are；there're = there are。

3）疑问词+系动词的缩写。

Who's = Who is；Who're = Who are；When's = When is；When're = When are；Where's = Where is；Where're = Where are。

4）助动词的相关缩写：have缩写成’ve，has缩写成’s，had缩写成’d。

I've = I have；You've = You have；He's = He has；She's = She has；It's = It has；We've = We have；They've = They have。