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knock

英 [n?k] 美[nɑk]
  • vi. 敲;打;敲擊
  • vt. 敲;打;敲擊;批評(píng)
  • n. 敲;敲打;爆震聲

CET4TEM4考研CET6中頻詞核心詞匯

詞態(tài)變化


復(fù)數(shù):?knocks;第三人稱單數(shù):?knocks;過去式:?knocked;過去分詞:?knocked;現(xiàn)在分詞:?knocking;

助記提示


諧音助記:腦殼。敲腦殼。

中文詞源


knock 敲,擊

擬聲詞,敲打東西的聲音。比較click,clock.

英文詞源


knock
knock: [OE] knock is a classic onomatopoeic word: that is to say, it originated in a direct imitation of the sound it denotes. The similar Swedish knacka ‘knock’ may be related. The figurative use of the word for ‘criticize’ originated in late 19th-century America.
knock (v.)
Old English cnocian (West Saxon cnucian), "to pound, beat; knock (on a door)," likely of imitative origin. Meaning "deprecate, put down" is from 1892. Related: Knocked; knocking. Knock-kneed first attested 1774. Knock-down, drag-out is from 1827. Command knock it off "stop it" is first recorded 1880, perhaps from auctioneer's term for "dispose of quickly:"
At the commencement of the sales, he gave every one that wanted to purchase a paper containing a description of the lands that were to be sold; and, as the sales were cried, he called over the numbers and described the land; and when it got up to one dollar and a quarter an acre, if no body bid, after it was cried two or three times, he would say, knock it off, knock it off. [U.S. Senate record, 1834]
knock (n.)
mid-14c., from knock (v.). As an engine noise, from 1899.

雙語例句


1. Find Bernie and get him to knock an agreement together.
找到伯尼,讓他盡快擬好一份協(xié)議。

來自柯林斯例句

2. They decided to knock the two rooms into one.
他們決定把兩間屋子打通連成一間。

來自柯林斯例句

3. What they said was a real knock to my self-confidence.
他們的話是對(duì)我自信心的一次重大打擊。

來自柯林斯例句

4. He had many motives for wanting to knock off Yvonne.
他有很多殺伊馮娜的動(dòng)機(jī)。

來自柯林斯例句

5. When we stop enjoying ourselves we'll knock it on the head.
等玩夠了,我們就會(huì)結(jié)束。

來自柯林斯例句

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