chalasis
美
英 
例句
Objective To introduce a new method in the treatment of skin chalasis of the upper eyelid in aged people.
目的介绍治疗中老年上睑皮肤松垂的一种新的手术方法。
ObjectiveTo observe the clinical effect of the skin chalasis of upper eyelid correction in the middle-aged and elderly people.
目的:观察中老年上睑皮肤松弛矫正术的临床效果。