大家好,小问来为大家解答以上问题。knock down和knock over，knock down这个很多人还不知道,现在让我们一起来看看吧！

1、knock down 〈非正〉击倒, 撞倒He knocked his opponent down with one blow in the competition.比赛中他一拳就打倒了他的对手。

2、拆卸The portable device easily knocks down.这种轻便装置容易拆卸。

3、〈非正〉降价; 减少The man was asking ￡5 for the dress, but I knocked it down to ￡50.那件衣服卖主索价5英镑, 但我砍价后以5英镑买下了。

4、卖时以击锤表示卖出The auctioneer knocked the bureau down to a furniture dealer from York.拍卖者将写字台卖给从约克来的家具商。

5、〈俚〉挣得, 获得过A clever lawyer can knock down 40, 000 dollars in a good year.如果碰上好运气, 一个精明的律师一年就能赚四万美元。

6、〈俚〉偷; 抢He wanted to knock down a bank.他想抢劫银行。

7、使降低; 使丢脸She does not want to knock down his self-esteem.她不想挫他的自尊。

8、拒绝They knocked down the suggestion.他们把这条建议否决了。

9、挥霍She knocked down forty dollars at a restaurant.她在一家饭馆花掉40美元。

10、在燃烧区域边缘控制〔减弱〕火焰〔高温〕There was a low protecting wall to knock down the heat blasting from the pit of the furnace.有一堵低矮的护壁挡住从炉膛里喷出的火焰。

以上就是【knock down和knock over，knock down】相关内容。