This is the condition for really the lion's share of chemistry, biology, and other kinds of changes we'll be concerned with.

这就是绝大部分,生物变化，化学变化，和其他变化所关心的条件。

麻省理工公开课 - 热力学与动力学课程节选

Who were the organisms that would survive those conditions and then contribute to the gene pool?

什么生物体可以在那样的条件下存活,这又会导致基因库怎样的改变

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选