1·These microbes enable the soil to have more nitrogen, which plants need to live and they remain quite active during the winter.
这些微生物可以让土壤中植物生长所需的氮含量增加，在冬天让植物仍保持活跃。
2·Many scientists now attribute much of the warming of early Earth to oxygen-intolerant microbes—methanogens—that produce the greenhouse gas methane.
现在，许多科学家把早期造成地球变暖的大部分原因归结于厌氧微生物——产甲烷菌——它产生了温室气体甲烷。
3·For instance, they were used to stain previously invisible microbes and bacteria, allowing researchers to identify such bacilli as tuberculosis, cholera, and anthrax.
例如，用它们来给以前看不见的微生物和细菌染色，从而使研究人员能够识别出结核、霍乱和炭疽等杆菌。
4·Water is a key to the question of whether life, even in the form of microbes, ever existed on Mars. On Earth, all known forms of life require water.
水是一个是否有生命存在的关键问题，即使是以微生物的形式，火星上和地球上都曾经存在，所有已知的生命都需要水。
5·The layers of mud and microbes help geologists understand forces at work on the ocean bottom deep in the past.
泥层以及其中的微生物可以帮助地质学家了解深海海床之前所经历的外力作用。
1·The latest scare is the computer keyboard: supposedly it contains nearly 70 times more microbes than the average lavatory seat.
最新的吓人的东西是电脑键盘： 据说， 平均而言， 比起一般马桶座， 键盘细菌的数量多了将近70倍。
2·Of course, who still has its epidemiologists who fly to outbreaks and do what they can to stop murderous microbes.
当然，世界卫生组织仍有一些流行病学家，他们飞往疾病暴发地区，尽他们的能力阻止杀人的细菌。
3·Biologists, meanwhile, have recruited enzymes and microbes to do the job.
与此同时，生物学家们使用了酶与细菌来完成此项工作。
4·The researchers found gold levels did not increase in the hair to any statistically significant degree when it was incubated without the microbes in naturally gold-laden soils.
研究人员发现当把头发放在自然带有黄金而又没有细菌的土壤中培养时，它的金子的含量不会达到任何有统计学意义的水平。
5·Alternatively, humans might view themselves as a sort of collective organism-a human casing surrounding a vast colony of microbes.
人类开始认为自己是一个混合的有机体，就像自己是一个与无数细菌共存的个体。