die-hardism

例句：

1. 1. The die-hard fans ofthe band were determined to see their favoriteperformer live.
   这群乐队的铁杆粉丝决心要亲眼见到他们最喜欢的表演者。
2. 2. The new policy is a manifestationof die-hardism in politics.
   新政策是政治中死硬派主义的体现。
3. 3.The company's commitment to sustainability isa testament to its die-hardism towards environmental protection.
   公司对环保的坚定承诺体现了其死硬派主义。