在地球上形成黄钾铁矾的其中一个步骤涉及到微生物;实际上,微生物能大幅加快黄钾铁矾的形成。
One step in its formation on Earth involves microorganisms; they actually speed up the formation of jarosite dramatically.
类似的方法被用于从航空工程到微生物学的无数其他学科。
A similar approach is used in countless other disciplines, from aeronautical engineering to microbiology.
大部分人不会意识到微生物的存在,因为他们的肉眼看不见,但事实上,微生物占据了地球大约一半的生物量,而所有的动物加起来,也不过占地球总生物量的千分之一。
Most people don't realize it, because they're invisible, but microbes make up about a half of the Earth's biomass, whereas all animals only make up about about one one-thousandth of all the biomass.
And I've already given you some clues about this, in that this process of vaccination that Jenner had developed was intentionally injecting into healthy patients, a microorganism.
我刚刚已经向你们提示了一些,在詹纳发明的接种过程里,故意把微生物注射到健康病人身上
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