;
;
，
;blastula Stage in embryonic development which represents the final product of cleavage stages, characterized by formation of the blastocoel.
囊胚代表胚
发展的最后分裂阶段,特徵为囊胚腔的形成。
blastula Stage in embryonic development which represents the final product of cleavage stages, characterized by formation of the blastocoel.
囊胚代表胚发展的最后分裂阶段,特徵为囊胚腔的形成。
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