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单词	epiblast
释义	epiblast /ˈɛpɪblast / noun Embryology The outermost layer of an embryo before it differentiates into ectoderm and mesoderm.
随便看	workout workover work party workpeople work permit workperson workpiece workplace workplace agreement work placement workplace nursery work point workprint work rate work release workroom work rule works bus works committee works council work shadow work shadowing work sharing worksheet workshop

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