tear-off

She tore off a large hunk of bread.

她撕下了一大块面包。

Tear off this coupon and use it to get 25p off your next jar of coffee.

撕下这张优惠券, 用再买一瓶咖啡可省25便士。

The boss tore all the staff off a strip for using the Internet for personal matters during office hours.

老板把所有员工大骂一通，因为他们时间上网私事。