doctrinaire /ˌdɒktrɪˈnɛə/

• 1. 

  ADJ If you say that someone is doctrinaire or has a doctrinaire attitude, you disapprove of them because they have fixed principles which they try to force on other people. 教条(主义)的 [正式]

  例：

  He is firm but not doctrinaire.

  他意志坚定但不教条。