檢視口的原始碼

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| style="background: #008080" align= center|  '''<big>口</big> '''

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[[File:TimgASDAFHSGHJKL;L;.jpg|缩略图|居中|[https://timgsa.baidu.com/timg?image&quality=80&size=b9999_10000&sec=1603693574010&di=9eedd9d2cea492f75530465a6a6f5ebc&imgtype=0&src=http%3A%2F%2Fimg12.360buyimg.com%2Fn1%2Fjfs%2Ft17962%2F344%2F1884779896%2F176506%2F80160e01%2F5adc2769N8a4ed7e1.jpg 原图链接][https://image.baidu.com/search/detail?ct=503316480&z=0&ipn=d&word=%E5%94%87&step_word=&hs=0&pn=3&spn=0&di=34980&pi=0&rn=1&tn=baiduimagedetail&is=0%2C0&istype=0&ie=utf-8&oe=utf-8&in=&cl=2&lm=-1&st=undefined&cs=3628094014%2C3834117427&os=3675705053%2C229210906&simid=3476202394%2C474395998&adpicid=0&lpn=0&ln=1117&fr=&fmq=1603683217522_R&fm=&ic=undefined&s=undefined&hd=undefined&latest=undefined&copyright=undefined&se=&sme=&tab=0&width=undefined&height=undefined&face=undefined&ist=&jit=&cg=&bdtype=0&oriquery=&objurl=http%3A%2F%2Fimg12.360buyimg.com%2Fn1%2Fjfs%2Ft17962%2F344%2F1884779896%2F176506%2F80160e01%2F5adc2769N8a4ed7e1.jpg&fromurl=ippr_z2C%24qAzdH3FAzdH3Ftpj4_z%26e3B31_z%26e3Bv54AzdH3Fd09l808nbad_z%26e3Bip4s&gsm=5&rpstart=0&rpnum=0&islist=&querylist=&force=undefined来自 百度 的图片]]]

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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。