肌梭是骨骼肌内一种重要的本体感受器，参与肌紧张的维持和对随意运动的精细调节。

Muscle spindle is an important proprioceptor in the skeletal muscle, which contributes to the maintenance of muscular tension and the fine modulation of voluntary movements.

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但是她又指出，如果近视的增多确实是因读书过度所致，那么消除近距离工作时眼肌紧张的眼镜应该有助于防止近视的进一步加剧。

But if the increase really is due to too much reading, she points out, then lenses that eliminate the stress of focusing on near work should help stop myopia getting any worse.

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腰背部肌肉长期紧张可以导致梨状肌症候群，梨状肌的问题反过来又可以导致坐骨神经炎。

For example, tense lower-back muscles can contribute to piriformis syndrome which in turn can cause inflamation of the sciatic nerve.

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