to knock
01
敲, 打
to hit a door, surface, etc. in a way to attract attention, especially expecting it to be opened
Intransitive: to knock on a surface
例子
The neighbor decided to knock on the door to return the borrowed sugar.
邻居决定敲门归还借来的糖。
02
敲, 撞
to hit or strike with force, often accidentally
Transitive: to knock sth against | to knock sth on sth
例子
The child knocked his knee against the edge of the coffee table.
孩子把膝盖撞到了咖啡桌的边缘。
03
敲, 撞倒
to hit an object with enough intensity to cause it to shift or topple
Transitive: to knock sth somewhere
例子
He knocked the glass off the table accidentally.
他不小心把玻璃杯从桌子上碰掉了。
04
敲, 打
to strike something with force, resulting in a sharp, audible sound
Transitive: to knock sb/sth somewhere
例子
She knocked the nail into the wall with a hammer.
她用锤子把钉子敲进了墙里。
05
批评, 指责
to express disapproval or point out shortcomings in someone or something
Transitive: to knock sth
例子
She always seems to knock his choice of clothes, no matter what he wears.
无论他穿什么，她似乎总是批评他的衣服选择。
06
敲击, 爆震
(of an engine) produce a sharp, metallic noise caused by the premature or uneven ignition of the air-fuel mixture
Intransitive
例子
The engine started to knock loudly after using low-quality fuel.
使用低质量燃油后，发动机开始大声敲击。
Knock
01
敲击声, 敲门声
the sound of knocking (as on a door or in an engine or bearing)
02
批评, 指责
negative criticism
03
敲打, 撞击
the act of hitting vigorously
04
敲打, 打击
a vigorous blow
05
打击, 糟糕的经历
a bad experience
