英语词汇“extraembryonic membrane”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	extraembryonic membrane
释义	extraembryonic membrane ex′traembryon′ic mem′brane n. any of the membranes derived from embryonic tissue that lie outside the embryo, as the allantois, amnion, chorion, and yolk sac. extraembryonic membrane extraembryonic membrane [¦ek·strə‚em·brē′än·ik ′mem‚brān] (embryology) fetal membrane MedicalSeefetal membrane
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extraembryonic membrane