30% off 打七折

$20 off 省20块

Could you turn off my computer?

能不能关掉我的电脑？

You got $20 off your first purchase.

第一次购买可以省20块噢。

Lately your work performance has been a little off.

你最近工作有点不在状态。

They have been on and off, on and off thousands of times.

他们分分合合已经无数次了。