[kòu]
[动]
（套住或搭住） button up; buckle
latch [bolt] the door
把门扣上
buckle a belt
把皮带扣上
button (up) one's coat
把衣服扣上
do up the buttons
扣钮扣
（把有口的器物倒过来或罩在别的东西上） place a cup, bowl etc. upside down; cover with an inverted cup, bowl etc.
turn the bowl bottom upward on the plate etc.
把碗扣在盘子上
Turn the vat upside down.
把缸扣过来。
Cover the food with a bowl to keep it from getting cold.
用碗把菜扣上，免得凉了。
（扣留； 扣押） detain; take into custody; arrest
take the offender into custody
把罪犯扣起来
He is detained at a police station.
他被扣在警察局里。
he policeman took away his bike because he had violated traffic regulations.
他违反交通规则， 交通警察扣了他的自行车。 奣
（叩； 敲击） knock; smash (the ball)
smash the ball forcefully
猛扣一球
（从原数额中减去一部分） deduct; discount; take off
give a 10 per cent discount
打九扣
deduct part of sb.'s pay
扣工资
They kept back 80 dollars from my wages for trade union membership dues.
他们从我的工资中扣下80元钱交工会会费。
（扳动） press; pull
pull the trigger
扣动扳机
[名]
（绳子等打成的结） knot; buckle
tie [make] a knot
系个扣儿
shoe buckle
鞋扣
（纽扣） button
the coat [jacket, trousers, waistcoat] button
大衣 [短上衣， 裤子， 背心]扣