| 释义 |
tread water
释义
踩水：在水中不使用任何浮力辅助工具，通过踢腿和手部动作保持浮在水面上。
例句
1·Occasionally, I tread water for three days in a row.
我的工作效率很高。有时，我可以连续三天踩水。
2·If you can't get back to the beach, tread water and wave for a lifeguard's help.
假如你无法游回岸边，可踩水并向救生员挥手求救。
3·Get in the water and swim (or tread water ) for 2-3 minutes to get your body warmed up.
下到水里游泳或踩水2至3分钟来唤醒你的身体。
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