endoblast
內胚層
en·do·blast /ˈɛndəˌblæst/ 名詞
內胚層
En·do·blast n. Biol. Entoblast; endoplast. See Nucleus,
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endoblast
n : the inner germ layer that develops into the lining of the
digestive and respiratory systems [syn: endoderm, entoderm,
entoblast, hypoblast]