To see if you're keeping your shoulders straight, stand in front of a mirror or ask someone else to evaluate your shoulder position.

站在镜子前或是让别人来检查你双肩的位置，看看双肩是否挺直。

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Your head should be up, your back straight, and shoulders level.

你的头应该抬起来，你的背部笔直，肩膀水平。

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Maybe your shoulders are tight because you've been working in the same position for four hours straight.

或许由于你坐在同一个位置持续工作了4小时，你的肩可能会很酸。

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Berkowitz often seems to make Casual Friday a week-long affair and attended in a loosely buttoned blue shirt, his thin hair, brushed straight back, nearly fell to his shoulders.

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Everyone thought this was a guy that had a good head on his shoulders and had his, you know, had his ideas straight.

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Third, we can stand straight, like a soldier, only without quite so much tension in the shoulders.

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