obstinate

a. 固执的,倔强的

This child is obstinate and rebellious.

这个孩子倔强，难以管束。

Only a man full of the milk of human kindness could have continued to befriend the proud and obstinate young man.

只有天性善良的人才会和这个性情高傲脾气倔强的年轻人继续交往。