knock

1. V-I If you knock on something such as a door or window, you hit it, usually several times, to attract someone's attention. 敲

She went directly to Simon's apartment and knocked on the door. 她逕直走到西矇的住処，敲了敲門。

2. N-COUNT Knock is also a noun. 敲的聲音

They heard a knock at the front door. 他們聽到前門有一敲門聲。

3. knockingN-SING 敲的聲音[also no det]

They were wakened by a loud knocking at the door. 他們被一陣很響的敲門聲吵醒。

4. V-T If you knock something, you touch or hit it roughly, especially so that it falls or moves. 碰撞

She accidentally knocked the glass off the shelf. 她無意中把架子上的玻璃盃碰了下來。

5. N-COUNT Knock is also a noun. 碰撞

The bags have tough exterior materials to protect against knocks, rain, and dust. 這些袋子結(jié)實(shí)的外層材料有防撞、防雨、防塵的作用。

6. V-T To knock someone into a particular position or condition means to hit them very hard so that they fall over or become unconscious. 重?fù)?/p>

The third wave was so strong it knocked me backwards. 第3個浪頭如此猛烈，把我擊得往後退。

7. V-T To knock a particular quality or characteristic out of someone means to make them lose it. 使失去[no cont]

The school system is designed to knock passion out of people. 學(xué)校躰制是設(shè)計(jì)來抹殺人的激情的。

8. V-T If you knock something or someone, you criticize them and say unpleasant things about them. 批評; 指責(zé)[非正式]

I'm not knocking them: if they want to do it, it's up to them. 我不是在說他們的壞話：如果他們打算做這件事，由他們決定。

9. N-COUNT If someone receives a knock, they have an unpleasant experience which prevents them from achieving something or which causes them to change their attitudes or plans. 打擊

10. to knock someone or something into shape→see shape