The mandibles are usually lost, the labrum is reduced to a narrow transverse sclerite, and the labium is a small flap ( though its palps retain quite large).
上颚消失，上唇退化为一条窄横片，下唇退化为一小片（下唇须发达）。
| 单词 | labia |
| 例句 |
英语例句库
The mandibles are usually lost, the labrum is reduced to a narrow transverse sclerite, and the labium is a small flap ( though its palps retain quite large). 上颚消失，上唇退化为一条窄横片，下唇退化为一小片（下唇须发达）。 声明：以上例句、词性分类均由互联网资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
原声例句
TED演讲（视频版） 2017年3月合集 Labiaplasty, which is the trimming of the inner and outer labia, is the fastest-growing cosmetic surgery among teenage girls. 阴唇整形术是对内外阴唇进行修整，是少女中发展最快的整容手术。 |
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