self-opinionated

音标发音

The man seems to be in his fifties - a successful businessman, we guess, self-confident and opinionated.
此人似乎五十几岁——我们猜他是个成功的企业家，自信而又固执。
edu.sina.com.cn
Neville Chamberlain , on the other hand, was alert, businesslike, opinionated and self-confident in a very high degree.
内维尔·张伯伦先生则是一个极其精明能干、固执而自信的人。
In his later years, there occurred an obvious change in his psychology from being self-opinionated to self-knowledge, from believing in talent and ability to believing in destiny.
其心态至晚年出现了明显的变化，由自是到自知，由任才力到信天命，在霸气犹存的同时，表现出对生命本真的复归。

She gave no quarter to an opinionated bishop, a pompous statesman, or a self-satisfied professor.
NPR: Excerpt: 'Gertrude Bell'

having and expressing very strong feelings and beliefs, and believing that your own ideas are the only correct ones