注意：所有伸展运动不会产生疼痛。

Caution - with all stretches do not create pain.

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产生疼痛。

This causes pain.

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我们深入了解部位这些解剖结构和它们产生疼痛的原因。

We look at thes structure (anatomy) and what is the source of pain.

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我们深入了解部位这些解剖结构和它们产生疼痛的原因。

We look at thes structure (anatomy) and what is the source of pain.

youdao