名词
中文翻译：上唇
同义词：
['upper lip', 'upper lip flap', 'upper lip margin']
例句：
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1. Thepatient's upper lip was swollen and bruised.
患者的上唇肿了，有瘀伤。
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2.The doctor examined the upper lip flap for any signs of infection.
医生检查了上唇瓣是否有感染的迹象。
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3. The upper lip margin is often used to describe the line between the upper and lower lips.
上唇缘通常用来描述上下唇之间的线。