If you don't warm up before exercising, you risk injuring yourself.

如果你在运动之前不热身 会有受伤的危险

You know these last few months when we've been expecting it to warm up a little bit?

你知道最近这几个月我们一直盼望天气能暖和一些吗？

The consensus among the world's scientists is that the world is likely to warm up over the next few decades.

全世界科学家的共识是地球可能在未来几十年中变暖。

It is a kind of warm up.

这是一种热身方式。

I do warm up exercises before swimming.

我在游泳之前会做热身活动。

Let's do warm up and stretch exercises.

让我们一起做热身和伸展运动吧。