zhōu qū 周屈 环绕盘曲。 晋 左思 《魏都赋》：“驰道周屈於果下，延阁胤宇以经营。”
弱视是一种常见的空间视觉发育混乱，其主要的相关危险因素有7周岁前的斜视，屈光参差，视觉剥夺等。
Amblyopia is a common developmental disorder of spatial vision, which main associated risk factors are strabismus, anisometropia and visual deprivation before the age of 7 years.
经过约8周的训练，患膝屈伸肌群的峰值力矩在不同测试速度下均有显著提高，但伸肌峰值力矩提高较屈肌快。
After 8 weeks of training, knee extensor and flexor muscles strength can be improved, but knee extensor muscle torque increase more than flexor muscle.
结论用游离自体腱鞘移植重建指屈肌腱背侧腱鞘或环周腱鞘，可提高肌腱修复术在治疗肌腱伴腱周组织严重损伤中的疗效。
Conclusions Reconstruction of dorsal or circumferential sheath defects using autogenous sheath graft provides an effective way to improve results of tendon repair with severe peritendinous injuries.
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