A diehard is a person who will not change, even when almost everyone else already has. They hold on to an old idea, an old party, an old way of doing things — and they hold on as if letting go would be a kind of death.

A diehard死硬派 is a person who will not change是一種不願意改變的人, even when almost everyone else already has即使幾乎其他所有人都已經變了。They hold on to an old idea, an old party, an old way of doing things他們死守著一個舊的想法、一個舊的黨、一種舊的做事方式 — and they hold on as if letting go would be a kind of death而且他們死守的樣子，就好像放手就等於是一種死亡。

The picture in the word is not “dying”; it is the old saying that someone can die hard, meaning they fight to the last and do not give in.

The picture in the word is not "dying"這個字裡的畫面不是「死掉」; it is the old saying that someone can而是那句老話，說一個人可以 die hard死得很硬, meaning they fight to the last and do not give in意思是他們奮戰到最後一刻，不肯屈服。

In politics and in arguments about “how things used to be,” diehard often sounds a little critical: this person is blocking the new.

In politics and in arguments about "how things used to be,"在政治和「以前是怎樣」的爭論裡, diehard often sounds a little criticaldiehard這個字聽起來常常帶點批評的味道: this person is blocking the new意思是這個人在阻擋新的東西。

Though actually, people also use it with warmth. A diehard fan of a singer or a football club is not usually angry at change; they just will not stop loving that one thing. You can call someone a diehard, or put it in front of another noun: a diehard conservative, a diehard supporter.

Though actually不過其實, people also use it with warmth人們也會帶著溫暖的語氣用這個字。A diehard fan of a singer or a football club一個死忠的歌手粉絲或足球俱樂部支持者 is not usually angry at change通常不是在對改變生氣; they just will not stop loving that one thing他們只是沒辦法不繼續愛著那一件事。You can call someone a diehard你可以直接叫某人a diehard, or put it in front of another noun或是把它放在另一個名詞前面: a diehard conservative死忠保守派, a diehard supporter死忠支持者。

It is informal, everyday English, not a science word. As a verb phrase, die hard stays two words: people still say old habits die hard.

It is informal, everyday English這是非正式的日常英文, not a science word不是科學用語。As a verb phrase當作動詞片語的時候, die hard stays two wordsdie hard要分開寫成兩個字: people still say old habits die hard人們還是會說old habits die hard，意思是老習慣很難改。