knock的基本意思是用手、拳等硬物“敲打”,指出声地、连续地猛击。可用作及物动词,可接名词或代词宾语,也可接以形容词充当补足语的复合宾语。
一.knock的基本意思是用手、拳等硬物“敲打”,指出声地、连续地猛击。引申可指发出敲击或爆裂的声响。还可表示“批评”“数落”“非难”。
二.knock可用作及物动词,可接名词或代词宾语,也可接以形容词充当补足语的复合宾语。
三.knock是瞬间动词,如表示重复动作,须用进行体。
四.用作名词
1.爆震声
What's that knock I can hear from the engine?
我听到发动机有爆震声是怎么回事啊?
2.敲；敲打
I heard a knock at the door.
我听到了敲门声。
五.用作动词
1.敲；打；击
Knock that nail in, it's sticking out dangerously.
把那钉子敲进去，它伸出来很危险。
2.批评
Tom's supervisor has kept knocking him 3 days for the failure of financial plan.
由于财务计划失败，汤姆的上司已经数落他三天了。
3.撞
The truck was out of control and knocked a dog to death.
失控的卡车将一只小狗撞死了。
4.（心）怦怦跳
After a long marathon running,my heart is knocking rapidly.
一场长距离马拉松跑下来，我的心脏怦怦直跳。
