Stand side-on to a bench with your closest hand and knee on the bench, back parallel to the floor (neck in line) and a dumbbell in your other hand, arm hanging straight down.
侧立于练习凳一侧，靠凳一侧的手与膝支撑于凳。背部与地面平行(与颈部成一条直线)，另一侧手手持哑铃，手臂垂直悬于体侧。
The prosthetic leg is an important part for the above-knee amputee to stand up and walk.
单腿膝上截肢的残疾人欲站立行走，假腿便要成为他们身体的重要组成部分。
The prosthetic leg is an important part for the above-knee amputee to stand up and walk.
单腿膝上截肢的残疾人欲站立行走，假腿便要成为他们身体的重要组成部分。
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