单词 | hypoblast |
释义 | Word Frequency hypoblast(ˈhaɪpəˌblæst) noun 1. Also called: endoblast embryology the inner layer of an embryo at an early stage of development that becomes the endoderm at gastrulation 2. a less common name for endoderm Derived forms hypoblastic (ˌhypoˈblastic) adjective |
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