口唇由皮肤、口轮匝肌和粘膜构成。上、下唇的游离缘共同围成口裂，口裂的两端称为口角。
双语例句原声例句
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我们平时见到有些人，面色常暗、口唇青常。
We usually see some people, facial color Chang an, the lips blue often.
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你口唇发过紫吗？
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每日三餐前坚持全身放松，口唇轻闭，然后上下齿有节律地悄悄叩击。
Daily before meals to relax the body, lips close, then the upper and lower teeth have quietly tapping rhythm.
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And his orality could be described literally.
口唇期人格有一些具体的表现。
应用推荐
$firstVoiceSent
- 来自原声例句