but like none the world has ever known. 但这与史上任何一个冬天都不同

1. It's winter...
   冬天到了
2. but like none the world has ever known.
   但这与史上任何一个冬天都不同
3. This is a post-apocalyptic winter.
   这是大灾变之后的冬天
4. Sixty-six million years ago,
   6600万年前
5. and the world has all but been destroyed by a cataclysmic event.
   世界几乎被一场灾难性事件摧毁

来自《我们星球上的生命 第一季 第六集 Life on Our Planet S01E06 灰烬中重生》第 2 行