Keep the armpits on the lane line in order to keep the elbows from moving too far back and causing un necessary resistance.
英
美
- 把腋窝放在泳道线上是保持肘部在划动时不能回撤的太过,避免产生不必要的阻力。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries