磕

knock

to tap

磕[kē]

-（碰;撞在硬东西上）knock(againststh.hard):
fallandgrazeone'sface;摔了一跤，脸上磕破了皮
chiptheedgeofabowl碗边儿磕掉了一块
-（磕打）knocksth.outofavessel,container,etc.:
knocktheashesoutofapipe;emptyoutapipe磕烟袋锅儿

他们须通过齐膝的烂泥和堆积物，磕磕绊绊来到遇难者身旁。
They had to wade knee-deep through mud and debris to reach the victims.

在再装烟丝之前，他磕出了烟斗里的烟灰。
He knocked his pipe out before refilling it.

他把烟灰磕掉，然后继续往下说。
He knocked the ash off his pipe before he went on.

那条低梁真危险！老磕我的头。
That low beam is a menace! I keep hitting my head on it.

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