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-现代词典

单词	extraembryonic membrane
释义	WordReference Random House Unabridged Dictionary of American English © 2024 ex′traembryon′ic mem′brane, [Embryol.] Developmental Biologyany of the tissues, derived from the fertilized egg, that enclose or otherwise contribute to the support of the developing embryo, as the yolk sac, allantois, amnion, and chorion. Also called embryonic membrane.
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