磕打

bǎ xié kē da yī xià

把鞋磕打一下

knock the dirt off one's shoes

chōu ti lǐ miàn chén tǔ tài duō le ná chu qu kē da kē da

抽屉里面尘土太多了，拿出去磕打磕打。

Take the drawer out and knock the dust out of it.

tā bǎ yān dài guō kē da le yī xià

他把烟袋锅磕打了一下。

He knocked his pipe.

wǒ tīng dào tā zài bì lú jià shang kē da yān dǒu

我听到他在壁炉架上磕打烟斗。

I heard him knock his pipe out on the mantelpiece.