| 释义 |
al·lan·to·is 英ə'læntɔɪs美ə'læntɔɪs
基本英英搭配
n.尿膜⁵⁰;尿囊⁵⁰形容词allantoic名词复数allantoides
Noun:
the vascular fetal membrane that lies below the chorion and develops from the hindgut in many embryonic higher vertebrates reptiles, birds and mammalschick embryo allantois鸡胚尿囊allantois chorioidea医 尿囊绒毛… |