To cause the expulsion of(an embryo or fetus)before it is viable.

尚未胎动的胎儿是活的抑或不然？

youdao

To cause the expulsion of(an embryo or fetus)before it is viable.

胚胎学：研究胚胎和胎儿的形成和发育的学科。

youdao

To cause the expulsion of(an embryo or fetus)before it is viable.

胚胎学：研究胚胎和胎儿的形成和发育的学科。

youdao