卖力

卖力(气) [mài lì]

1. ■ （尽量使出自己的力量） exert oneself to the utmost; do one's very best; exert all one's strength; spare no effort; work hard; do all one can:

他工作很卖力。 He spared no effort in his work.

他非常卖力， 就是不知道怎样思考。 He had immense industry but he didn't know how to think.

你何必替这种人卖力? Why should you work so hard for these people?

卖力（出卖劳动力） live by the sweat of one's brow; make a living by manual labour