单词：gastrula
音标：['gæstrulә] ；
n. 原肠胚
[医] 原肠胚
[医] 原肠胚
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
词型变化：名词复数形式 : gastrulas
gastrula的用法和样例：
例句
用作名词(n.)
- The resulting gastrula consists of an outer ectoderm, an inner endoderm, and a mesoderm layer positioned between them.最终原肠胚由一个外肠胚，内肠胚，和一个中肠胚构成。
词汇搭配
- roof of gastrula原肠胚盖
- embolic gastrula[医] 塞入原肠胚...