他的上嘴唇扁平，但下嘴唇却是下垂的。

His upper lip was flat, but the lower one sagged.

《柯林斯英汉双解大词典》

那位男士浓密的八字胡完全遮住了他的上嘴唇。

The man's heavy moustache hid his upper lip completely.

《柯林斯英汉双解大词典》

扬起眉毛，上嘴唇向上撅起。

Lifted brows, upper lip lifted.

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The steward placed him with three young women dressed like parrot Their hands were resting on the table, red speared at the tips.

列车乘务员让他，和三个打扮得,像鹦鹉的年轻女人，坐在一起,她们的嘴唇涂得红红的，手放在桌子上。

耶鲁公开课 - 1945年后的美国小说课程节选

When Tiamat opened her mouth to consume him, He drove in the Evil Wind that she closes not her lips.

当Tiamat张开大口想要毁灭他的时候，他操纵邪风，使她没办法合上嘴唇。

耶鲁公开课 - 旧约导论课程节选