马拉松游泳
- 网络marathon swimming
马拉松游泳-
科帕卡巴纳海滩的水域将举办马拉松游泳项目。而水域和沙滩的病毒含量也令人担忧。
Concerns have also been raised over the viral load found in the water off Copacabana Beach , which will host the marathon swimming , and also in the sand itself .
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这种马拉松式游泳一般在湖泊或海洋中进行，不需要突然发力和转身，而且上半身的动作比腿部更关键。
There are no flip turns to negotiate in marathon swimming , which is usually held in lakes and oceans , and the upper body is more important than the legs .