I want to major in biology because I have long wondered about the origin of life.

我想要主修生物学，因为我一直在思考生命的起源。

youdao

The origin of multicellular forms of life seems a relatively simple step compared to the origin of life itself.

与生命本身的起源相比，多细胞生命形态的起源似乎是相对简单的一步。

youdao

They talked about the competing theories of the origin of life.

他们谈论那些相互矛盾的生命起源理论。

《柯林斯英汉双解大词典》

If the origin of life as we know it arose from a Big Bang in a distant area of the Universe, perhaps the solutions we seek to our problems on Earth may also lie there.

BBC: Viewpoint: Should we send humans to Mars?

Instead of tackling evolution from the usual position and become mired in the usual arguments, he focuses on one aspect of the larger story so central to who we are, it may very well overshadow all others except the origin of life itself: communication.

FORBES: How Language and Music Made Us Human

The mission of the SETI Institute is to explore, understand and explain the origin, nature and prevalence of life in the universe.

ENGADGET: Pluto moon names to be selected by public voting, we talk to astronomer Mark Showalter