《复仇者联盟3：无限战争》是一部备受瞩目的超级英雄电影，其中有许多经典的台词。以下是一些台词大全（均为英文）：

1. 'We don't trade lives.' - Vision

2. 'Dread it. Run from it. Destiny still arrives.' - Thanos

3. 'You should have gone for the head.' - Thanos

4. 'I am Groot.' - Groot

5. 'I am Steve Rogers.' - Captain America

6. 'The only thing that's permanent in life is impermanence.' - Drax

7. 'Why is Gamora?' - Drax

8. 'I'm Peter, by the way.' 'Doctor Strange.' 'Oh, we're using our made-up names, then. I'm Spider-Man.' - Spider-Man and Doctor Strange

9. 'We're in the endgame now.' - Doctor Strange

10. 'I told you. You'd die for that.' - Thanos

11. 'What did it cost?' 'Everything.' - Thanos and Gamora

12. 'We are Groot.' - Groot

这些台词中，有些是经典的英雄台词，如Captain America的'I am Steve Rogers.'，有些则是搞笑的，如Drax的'Why is Gamora?'，还有一些是感人至深的，如Thanos和Gamora之间的对话。

总的来说，这些经典台词给了观众不少深刻的印象，也成为了影片中不可或缺的一部分。