1/courage的释义：

n. 勇气胆量

2/例句：

He mustered up the courage to talk to a girl.

他鼓起勇气去跟女孩搭讪。

The boy took his courage and walked into the dark room.

男孩壮着胆走进了黑漆漆的房间。

3/courage的副词有：

moral courage道德勇气，道义勇气

take courage鼓起勇气

lose courage丧失勇气，灰心