downward stroke 中文意思是什麼
downward stroke
解釋
下行沖程-
The " catch " phase of the stroke should utilize an out - and - downward scull with minimal force
劃臂的「抓水」階段應該利用最小的力外下劃。 -
During, or at the end of the arm pull - down of the first stroke after the start and after each turn, a single downward butterfly kick is allowed, but not required, followed by a breaststroke kick
出發后或每一次轉身之後,在第一次大劃手之當時或之後,一次向下蝶式踢腿是被允許的(但非必要的) ,然後拌隨一次蛙式踢腿。
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