老年人在上坡时倾向以弯曲髋关节，多用髋伸直肌群的策略使重心向前，身体推进。

The elderly are tend to flex hip joint more and use hip extensor muscle to propel the body forward.

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老年人在上坡时倾向以弯曲髋关节，多用髋伸直肌群的策略使重心向前，身体推进。

The elderly are tend to flex hip joint more and use hip extensor muscle to propel the body forward.

youdao