心甘情愿的 willing

心甘情愿 be most willing to

来自金山词霸2006的解释

be willing to do sth.

心甘情愿地：with good cheer；without protest；willingly

请年轻的亨利干吧——他仍然是个雄心勃勃的人，并总想用他的心甘情愿引人注目。

Ask young Harry to do it- he's still an eager beaver and wants to impress by his willingness.