名词短语
中文翻译：上唇静脉
同义词：
['upperlip vein', 'upper lip artery例句：1. He had a deepfrown on his face', "as if hewas contemplating something very serious.（他脸上的表情很严肃，好像在深思着什么。）2. The doctor carefully examined the patient's upper lip vein to determine thecause of his pain.（医生仔细检查了患者的上唇静脉，以确定他的疼痛原因。）3. During the surgery", 'the surgeoncarefully dissected the upper lip veinto avoid damaging it.（手术期间，外科医生小心地分离上唇静脉，以避免损伤它。）']
例句：
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1. He had a deepfrown on his face, as if hewas contemplating something very serious.
他脸上的表情很严肃，好像在深思着什么。
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2. The doctor carefully examined the patient's upper lip vein to determine thecause of his pain.
医生仔细检查了患者的上唇静脉，以确定他的疼痛原因。
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3. During the surgery, the surgeoncarefully dissected the upper lip veinto avoid damaging it.
手术期间，外科医生小心地分离上唇静脉，以避免损伤它。