| 单词 |
embryonic shield |
| 释义 |
DictionarySeeshieldembryonic shield
em·bry·on·ic shielda thickened area of the embryonic blastoderm from which the embryo develops.em·bry·on·ic shield (em'brē-on'ik shēld) A thickened area of the embryonic blastoderm from which the embryo develops. embryonic shieldThe two-layered blastoderm or blastodisk from which a mammalian embryo develops.See also: shield |
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