Stand with feet hip - width apart, a dumbbell in each hand.
双脚分开与臀部齐宽, 左右手各握一哑铃.
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Are your feet hip width apart and pointing nearly straight head?
你的双脚是否分开与臀部同宽,并且(脚趾)指向头部的正前方?
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Lie on your back with your knees bent and your feet on the floor, hip - width apart.
背部着地,弯曲膝盖,双脚分开与臀部同宽,踩在地上.
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