knock

動詞

1. 1

   敲、敲門

   Someone knocked on the door just after midnight.

   午夜剛過，有人敲了門。

2. 2

   撞、碰撞

   I knocked my knee against the corner of the desk.

   我的膝蓋撞到了書桌角。

3. 3

   撞落、打掉、碰倒

   The cat knocked a glass off the kitchen counter.

   貓把一個杯子從廚房檯面上撞了下去。

4. 4

   批評、抨擊、挑剔口語

   Don't knock the food until you have tried it.

   還沒吃過就別急著批評這道菜。

5. 5

   爆震、發出雜音指引擎

   The old engine knocks badly when the car climbs hills.

   這台舊引擎在爬坡時爆震得很嚴重。