当你的双手放回到腿上时，你上臂的中线应该和你身体的中线对齐。
When your hands are on your thighs, the median line of your upper inner arms should align with the median line of of the sides of your torso.
当你的双手放回到腿上时，你上臂的中线应该和你身体的中线对齐。
When your hands are on your thighs, the median line of your upper inner arms should align with the median line of of the sides of your torso.
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