N-COUNT
顽固分子;死硬派;铁杆支持者
A diehard is someone who is very strongly opposed to change and new ideas, or who is a very strong supporter of a person or idea.
例句
The president hopes the diehards will resign over the reform proposals...
总统希望那些顽固分子会因为这些改革提案而辞职。
Not even their diehard supporters can pretend that this was a great game.
即使是他们的铁杆支持者也无法假装这是一场精彩的比赛。