secondary ovogonium

例句：

1. 1.The secondary ovogonium is responsible for the development of the embryonic tissue.
   次级卵黄囊负责胚胎组织的发展。
2. 2.The study of the secondary ovogonium has led to new insights into the function of this organ.
   对次级卵黄囊的研究为这一器官的功能提供了新的见解。
3. 3.The researchers found that the secondary ovogonium plays a crucial role in the growth and development of the fetus.
   研究人员发现，次级卵黄囊在胎儿的生长和发育过程中起着至关重要的作用。