If something is do-or-die, you feel you must succeed, because failing would be the end. It is the last chance.

If something如果一件事 is do-or-die是 do-or-die，you feel你會覺得 you must succeed自己非成功不可，because因為 failing失敗 would be就等於 the end完蛋。 It它 is是 the last chance最後一次機會。

Sports writers love it for a final match; people at work use it when a project must work or everything falls apart. It almost always sits in front of a noun: a do-or-die effort, a do-or-die attitude, a do-or-die moment.

Sports writers體育記者 for a final match寫決賽時 love it最愛用它；people at work上班的人 when a project must work在案子非成不可、or everything falls apart否則全盤崩掉的時候 use it也用它。 It它 almost always幾乎總是 sits in front of a noun放在名詞前面：a do-or-die effort拚死一搏的努力、a do-or-die attitude破釜沉舟的態度、a do-or-die moment成敗在此一舉的時刻。

It sounds big on purpose. You are not calmly hoping. You are pushing as if your life depends on it — though actually, most of the time nobody will die. The phrase just means the stakes feel that high.

It它 on purpose故意 sounds big講得很大。 You你 are not calmly hoping不是在冷靜地希望。 You你 as if your life depends on it像命懸在上面一樣 are pushing往前拚——though actually不過其實，most of the time大多數時候 nobody will die沒有人真的會死。 The phrase這個片語 just means只是說 the stakes賭注 feel that high感覺有那麼高。

It is informal, a little like a film, and too heavy for small everyday choices.

It它 is informal是非正式的，a little like a film有點像電影台詞，and而 for small everyday choices對日常的小選擇來說 too heavy太重了。