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gastrula

/'gæstrulә/

📖 中文释义

  1. n. 原肠胚
  2. [医] 原肠胚
📘 English Definition(英文释义)
  1. n. double-walled stage of the embryo resulting from invagination of the blastula; the outer layer of cells is the ectoderm and the inner layer differentiates into the mesoderm and endoderm