双脚分开与肩同宽，双臂抱着婴儿。保持背部挺直，重复深膝弯曲。
Standing with feet shoulder-width apart and cradle baby with both arms. Keeping a straight back and repeat deep knee bends.
保持背部挺直，向上推你的手臂直到手臂伸直。
Keeping your back straight, push up with your arms until your arms are extended.
保持背部挺直，可以预防伤害。
屈膝，保持背部挺直。
他解释说，倒退行走能帮助人收缩腹部，并且能保持背部挺直。
He explained that walking backward forces the tummy in and the back straight.
禅坐姿势的最大要点是要保持背部挺直如箭，或如一堆金币。
The most essential point of the meditation posture is to keep the back straight, like "an arrow" or "a pile of golden COINS".
Pitchford指出许多种错误动作： “你应该保持背部挺直，膝盖不应该向前超过支撑腿。
Pitchford points out several form faults: "You want to keep your back straight and not allow the knee to drift forward ahead of the stance leg.
保持背部的挺直，头转向目标，伸直你的持弓臂，同事保持肘部的放松。
Keep your back straight, head up and turned towards the target, and straighten your bow arm, but keep the elbow unlocked.
保持背部的挺直，头转向目标，伸直你的持弓臂，同事保持肘部的放松。
Keep your back straight, head up and turned towards the target, and straighten your bow arm, but keep the elbow unlocked.
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