鼓起勇气的英文怎么说

get up the nerve鼓起勇气

例句2：

I'm trying to get up the nerve to walk in and tell my boss I want that position or I'll look for another job where they'll put me in .

我打算到老板的办公室去要求给我那个职位，否则他要另寻高明，而我要到愿意分配我到合理职位(的公司)工作。