gastrulas

gastrulas读音音标

[ˈɡæstruləz]

gastrulas意思解释

n.

胚囊，肠胚( gastrula的名词复数 )；

英英释义

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

双语例句

用作名词(n.)The resulting gastrula consists of an outer ectoderm, an inner endoderm, and a mesoderm layer positioned between them.*终原肠胚由一个外肠胚，内肠胚，和一个中肠胚构成。