扣门的英文：
to knock at a door

knock是什么意思：
n. 爆震声；敲；敲打
v. 敲；打；击；批评；撞；（心）怦怦跳

Who is knocking the door || Who is knocking || Who is at the door || Who is knocking at the door?
谁在敲门

Who is knocking the door / Who is knocking / Who is at the door / Who is knocking at the door?
谁在敲门

Please knock double knocks at the door before entering.
请先敲两下门再进来。

The stink was fit to knock you down.
这臭味简直要把人熏倒。

A Birbe will enter without knocking
贿赂毋须敲门而入

door是什么意思：
n. 门，门户；途径

The door was unclosed.
门被人打开了。

This door is manual.
这个门是要用手操作的。

Who is knocking the door || Who is knocking || Who is at the door || Who is knocking at the door?
谁在敲门

Who is knocking the door / Who is knocking / Who is at the door / Who is knocking at the door?
谁在敲门

The enumerators went door to door to collect detailed information.
调查员挨家挨户收集详细信息。