下到水里游泳或踩水2至3分钟来唤醒你的身体。

Get in the water and swim (or tread water) for 2-3 minutes to get your body warmed up.

youdao

要是你以前看过救生员靠近溺水的人，你会看到救生员游到那个人身边，只是在踩水。

If you've ever watched a lifeguard approach a person who is drowning, you will see the lifeguard swim out to the person and then just tread water.

youdao

当你做踩水动作时，你不会从水面之上向水下压水。

While treading water, one does not push down on the water.

youdao

当你做踩水动作时，你不会从水面之上向水下压水。

While treading water, one does not push down on the water.

youdao