1、v.敲; 击; (常为无意地)碰,撞; 把…撞击成(某种状态); 打掉; 打,凿(洞); (心)怦怦跳; (尤指因故障)发碰撞声,嘭嘭作响; (不公平地)批评;
2、n.敲击声; 敲门(或窗等)声; 捶击; 敲击; 撞击;
3、[例句]Late that evening, there was a knock at the door.那天深夜,有人敲过门。
4、[其他]第三人称单数:knocks 复数:knocks 现在分词:knocking 过去式:knocked 过去分词:knocke
1. Find Bernie and get him to knock an agreement together.
找到伯尼,让他尽快拟好一份协议。
2. They decided to knock the two rooms into one.
他们决定把两间屋子打通连成一间。
3. What they said was a real knock to my self-confidence.
他们的话是对我自信心的一次重大打击。
4. He had many motives for wanting to knock off Yvonne.
他有很多杀伊冯娜的动机。
5. When we stop enjoying ourselves we'll knock it on the head.
等玩够了,我们就会结束。
1、knock用作名词的基本意思是“狠狠的一击,打击”,用于比喻可指“不幸,挫折,艰苦”,引申可指“敲击声,敲击信号”。
2、knock是抽象名词,但却可数,可加不定冠词修饰,也可用复数形式,表示复数概念。
3、knock后接at〔to〕的介词短语表示侧重敲击的对象;接on的介词短语侧重敲击的位置。