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单词 metembryo
释义 metembryo|mɛˈtɛmbrɪəʊ|
[f. meta- + embryo.]
The gastrula stage of a metazoon.
1887Hyatt in Proc. Boston Soc. Nat. Hist. 397 The proper name for these stages would..be Metembryo, in allusion to the fact that the ovum at this stage is probably essentially a Metazoon.
Hence metembryˈonic a., ‘of or pertaining to a metembryo’ (Cent. Dict. 1890).
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