original fission

例句：

1. 1. The discovery of the first stars in the universe is a milestone in the history of our planet.
   发现宇宙中第一批恒星是地球上历史的一个里程碑。
2. 2. This theory suggests that the origin of life on Earth may have been through a process of original fission.
   这一理论表明，地球生命的起源可能通过一种原始分裂的过程实现。
3. 3. The study of the origin of life has led to many theories about how life began on Earth, including original fission.
   关于地球上生命起源的研究导致了许多关于生命如何开始的理论，其中包括原始分裂。