It takes a lot of nerve to start a new career.开始一项新事业需要很大的勇气。Parachuting takes a lot of nerve.跳伞需要很大的勇气。It takes a lot of nerve to report a colleague for sexual harassment.举报同事的性骚扰行为需要很大的勇气。It takes a lot of nerve to be a bomb disposal expert.当拆弹专家需要极大的勇气。