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发帖数: 38 | 1 网上找到这个，晚上到泳池体会去。
一直想找到“爬水墙”的感觉。
Freestyle
The main propulsive force of the freestyle stroke is the arm cycle. The legs
add only 10% of total speed through the water, depending on whether you use
a 2-, 4-, 6-, or 8-beat kick. The main function of the legs is to help keep
the body balanced and efficient to allow the arms to do their work and keep
the body moving when the arm cycle is at its weakest point. The following
flow chart briefly illustrates the arm cycle:
Recovery
Elbow leaves the water f |
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