以下为句子列表：
英文: A weighted retractor is in the vaginal cavity.
中文: 阴道内有一个加了重量的牵引器。
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英文: T he Floating Cushion Retractor is designed to avoid putting force against the spindle bearing when unclamping tool in order to assure spindle longevity.
中文: 浮动退刀装置，主轴退刀时，主轴轴承不受退刀贯作用力的重击，使退刀动作顺畅，并可延长轴承寿命及确保精度。
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英文: Turn the tendinous origin of the medial head of the gastrocnemius laterally to serve as a retractor for the popliteal vessels and nerves (Fig. 1-55, D).
中文: 术中可将腓肠肌内侧头的腱性起点向外翻转，形成对腘血管神经的保护(图1－55D)。
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英文: What we produce are mainly all types of lifts, steadiness, manual windlasses, retractors, acctomobile's manipulativeparts, and batch of small, middle sign of parts of acctomobile's and ships.
中文: 公司主要产品，车辆和船用各类升降器、稳定器、手动卷扬机、牵引机、汽车操纵部伯，以及各种成批中小型零部伯。
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