He is a friend of my brother's.和He is a friend of my brother.两者有什么区别

问题描述:

He is a friend of my brother's.和He is a friend of my brother.两者有什么区别

前者是他是我哥哥朋友中的一员,后者是他是我哥哥的朋友.强调的有些不同.