Study of the formation and development of an embryo and fetus.

胚胎学：研究胚胎和胎儿的形成和发育的学科。

youdao

Study of the formation and development of an embryo and fetus.

胎儿的：有关胎儿的、有胎儿特点的或是胎儿的。

youdao

Study of the formation and development of an embryo and fetus.

胎儿的：有关胎儿的、有胎儿特点的或是胎儿的。

youdao