1.cheap labour 廉价劳动力

例句:You can take advantage of the cheap labour and production costs.
贵公司可以利用低廉的劳动力和生产成本。

2.pay for 付清；偿还

例句:I have had to pay for repairs to the house.
我不得不支付房屋维修费用。

3.back down 回落

例句:It's too late to back down now.
现在打退堂鼓已经太晚了。

4.for a while 暂时；一会

例句:We are off for a while.
我们要离开一会儿。