at
/ət/
/ət/
/æt/
/æt/
释义
preposition在（某处）；在（某时间）；向，朝；在…方面；（表示价格、速度、年龄等）以；正在；因为，由于；（用于电子邮箱和推特地址中的符号 @）
英英释义
prepositiona word that shows where
prepositiona word that shows when
prepositiontowards somebody or something
prepositiona word that shows how well somebody or something does something
prepositiona word that shows how much, how fast, how old, etc.
prepositiona word that shows what somebody is doing or what is happening
prepositionbecause of something
prepositionthe symbol @ which is used in email and Twitter™ addresses
场景例句
- They are at school.
- Jane is at home.
- The answer is at the back of the book.
- I go to bed at eleven o’clock.
- At night you can see the stars.
- Look at the picture.
- I smiled at her.
- Somebody threw an egg at the President.
- I’m not very good at maths.
- We were travelling at about 50 miles per hour.
- He left school at 16(= when he was 16 years old).
- The two countries are at war.
- We were hard at work.
- We laughed at his jokes.
词态变化
at
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