当倒立姿势正确时，也可以释放颈部与脊柱的紧张。
When done correctly, inversions also release tension in the neck and the spine.
处于站立姿势时腰部弯曲或膝盖紧锁，不应该抬起重物。
Don't lift from a standing position with your waist bent or your knees locked.
在古希腊，跑步选手以立姿起跑，如果起跑过早会遭鞭打。
In ancient Greece, runners took off from a standing position and were flogged if they started too soon.
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