在做这个动作时，双脚与肩同宽，背挺直，保持重心稳定。

To do a squat to biceps curl, you start with your feet about shoulder-width apart, spine straight and your core stable.

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大男人嘛，腰宽背厚，脚踏四方，顶天立地，拿的起，放的下，所以男人干的是大事业。

Big man Well, waist width back thick, four foot, upright, holding on, put the next, so a man is doing big business.

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看着那个新型相机，那个肩宽背阔的年轻人惊奇得张大了嘴巴。

Looking at the new-type camera, the young man with broad shoulders was surprised with his mouth wide open.

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