By keeping your joints active (but not overdoing it) you keep the fibers and tendons around the joints supple, which will help to improve the overall flexibility of the joint.

保持关节的灵活(但不过度运动)可以确保关节周围的纤维和肌腱柔软，这将有助于提高关节的整体灵活性。

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Through using the method of literature and comparison, this paper analyzes the important function on sprint running performance of active hip push skill and flexibility of hip joints.

运用文献资料、比较研究等方法对积极送髋的技术、髋关节的灵活性对短跑成绩的重要作用进行分析。

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But in Western, physiological terms, "flexibility" is just the ability to move muscles and joints through their complete range.

但是在西方，生理学术语“柔韧性”仅指将肌肉和关节运动到生理极限的能力。

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