gastrulation

名词 n.
中文释义

英文释义

名词 n.
  1. The stage of embryo development at which a gastrula is formed from the blastula by the inward migration of cells.
    — The study of comparative embryology, nevertheless, would lead us to expect to find this germ layer arising by a process of gastrulation.

词形变化

gastrulations plural

词源

From German Gastrulation, coined by Ernst Haeckel in his 1872 work "Biology of Calcareous Sponges" (see also gastrula).
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