这些特定的细菌种群一般也不会发生太大变化。
These particular bacteria population general also won't happen too big change.
细菌贫瘠区时耳朵背面，细菌种群的中位数是15，而在前臂是44。
The most barren region was behind the ear, with a median diversity of 15 species. In comparison, the forearm teemed with a median 44 species.
絮状污泥中细菌种群数量高于颗粒污泥，且两者的变化趋势与氨氮去除率的变化基本一致。
The bacterial community amount in activated sludge was larger than that in granular sludge, and their change trends were consistent basically with the change of removal rate of ammonia nitrogen.
这个数字反映原来人类的皮肤也像内脏一样五花八门，任何一处皮肤都住着500到1000个细菌种群。
The number suggests that our skin is as variegated as our guts, which house anywhere from 500 to 1000 bacterial species.
由于细菌种群抗药性的增强，抗生素会随时间自然而然地失去它们的效力，因而需要持续研发新药来取而代之。
Antibiotics naturally lose their effectiveness over time as bacteria populations build up resistance, and new drugs need to be continually developed to take their place.
当一个具有相当数量的细菌种群与一种杀菌剂“狭路相逢”时，只有少数幸运的细菌可以基因突变从而存活下来。
In a bacterial population exposed to a killer drug, a few lucky individuals might have a genetic mutation that kept them alive.
当一个具有相当数量的细菌种群与一种杀菌剂“狭路相逢”时，只有少数幸运的细菌可以基因突变从而存活下来。
In a bacterial population exposed to a killer drug, a few lucky individuals might have a genetic mutation that kept them alive.
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