embryulcia

例句：

1. 1. The embryonicdevelopment of the fetus is crucial forsurvival.
   胎儿的胚胎发育对生存至关重要。
2. 2.The embryonic stage of a plant iswhen it first begins to grow.
   植物的胚胎阶段是它开始生长的时候。
3. 3. Theembryonic cells are the building blocks ofthe body.
   胚胎细胞是身体的构建块。