杨晓莲，姜贵云，徐丽丽，刘亚梅黏弹性材料玻璃酸钠关节腔填充治疗髌骨软化症的安全性评价。

Yang X. -L. , Jiang G. -Y. , Xu L. -L. , Liu Y. -M. Safety evaluation of intra-articular sodium hyaluronate for the treatment of chondromalacia patellae.

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不是什么俗丽的或贵的。

Nothing flashy or expensive.

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承贵公司黄丽佳女士相告，贵部需要一名经理助理，我希望申请该职。

Ms. Huang Lijia of your company has told me that your dept needs a manager assistant, and I wish to apply for the position.

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