结果：运动损伤患病率为14.7%，主要损伤部位是下肢、腰背部和手腕部。

Results:The incidence of sports injury was 14.7%. The frequently ingared body parts were lower limbs, waist and wrist.

youdao

检查手腕和手指的移动，它们应该不参与背加力撒放动作。背部菱形肌是背加力撒放的源动力。

Check for wrist or finger movement, there should be none with back tension. The rhomboid muscles in your back are the workers in this exercise.

youdao