起源: 1.(根源) origin; beginning; derivation; rise in 短语和例子生命之起源 the origination of life; 生物的起源 the origin of living things; 文明的起源 the origin(s) of civilization; 没有记载的起源 unrecorded beginnings; 希腊文
There are several sayings about the origins of life on earth 关于地球上生命的起源有好几种说法。
2.
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