panspermia

pan.sper.mi.a

n.（名词）
The theory that microorganisms or biochemical compounds from outer space are responsible for originating life on Earth and possibly in other parts of the universe where suitable atmospheric conditions exist.
有生源说，胚种论：一种学说，认为来自宇宙空间的微生物或生物化学物是地球上生命的起源，并且在宇宙的其他部分可能有适合的大气状况存在

来源：
Greek [mixture of all seeds]
希腊语 [所有种子的混合]
pan- [pan-]
pan- [前缀，表.整个，全部.]
sperma [seed] * see sperm
sperma [种子] *参见 sperm