影片开始拍摄，演员们就得摆出一个个几乎不可能的姿势，而摄影机则必须确保安置在每个恰当角度。

Then, once the filming starts, they’re expected to contort themselves into nearly impossibly positions, all while making sure the camera is getting the best angles.

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最后确保你跑步姿势正确。

Finally, check to make sure that you have good running form.

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人体工程学设计，确保长工作时间和艰苦的任务不影响员工的姿势和健康。

Ergonomics design to ensure long working hours and strenuous tasks do not affect employee posture and wellbeing.

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