APP Definition:The vein which often has cross-connections that form closed “cells”in themembrane.纵脉zòng mài从翅基部伸向翅边缘的脉。......（本文共 104 字） [阅读本文] >>
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Definition:The vein which often has cross-connections that form closed “cells”in themembrane.纵脉zòng mài从翅基部伸向翅边缘的脉。......（本文共 104 字） [阅读本文] >>
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