胚胎发生

例句：

1. 1. The process of embryogenesis is crucial for the development of a new species.
   胚胎发生过程对于新物种的发展至关重要。
2. 2. During embryogenesis, cells in the developing embryo divide and differentiate.
   在胚胎发育过程中，胚胎中细胞的分裂和分化。
3. 3. Researchers are studying the mechanisms of embryogenesis to understand how life begins.
   研究人员正在研究胚胎发生机制，以了解生命是如何开始的。