have（got）to hand it to sb.将某事或某物拱手转交给他人，喻指佩服或赞扬某人，表达了对于别人做某事的信任。所以，I"ve got to hand it to him.的真正意思是：我不得不佩服他。have（got）to hand it to sb.英语解释为somebody should be praised for something 某人因某事而应当受到赞扬。
看看老外怎么说这句话：
A:It is quite great to own his business，since he is so young.
他这么年轻就拥有自己的事业，真不错。
B:Yep，I"ve got to hand it to him.
是啊，我不得不佩服他。
其他意思相近的表达还有：
1、Ihave to give him a lot of props.
我很佩服他。
give sb.props=give props to sb.敬佩某人女props=proper respect proper respect应有的尊重。青少年常用props这个词来恭维某人或者某人的作为。
2、I"d like to express my admiration for your generosity.
我想对您的慷慨表示我的佩服。
admiration n.钦佩；赞美；generosity n.慷慨
3、I really take my hat off to you.
我真是非常钦佩你。
take one"s hat off向某人脱帽致敬，（对某人）表示赞赏、钦佩
4、Everybody admires him for his fine sense of humor.
每个人都钦佩他出色的幽默感。
