behind/bɪˈhaɪnd/
prep.1. 在…后面；向…后面A young man and a young woman were sitting behind me.一个青年男子和一个青年女子坐在我的后面。
The old castle was hidden behind a curtain of smoke. (喻)古老的城堡隐没在浓烟后面。
He hangs his coat on a nail behind the door.他把外套挂在门后的一颗钉子上。
Generally, boys are behind girls in spelling.一般来说男孩子的拼写不如女孩子。
2. 支持Don't be afraid. — We're all behind you!不用怕，我们大家都支持你。
All the committee members present are all behind you in this sale-promotion strategy.所有在场的委员们都支持你的促销战略。