In fact, you may have heard about the new "superbugs", which are antibiotic-resistantbacteria that have developed as a result of overprescribed antibiotics.
事实上，你可能已经听说过新的“超级细菌”，它们是由于过量使用抗生素而产生的耐抗生素细菌。
2
The evolution of antibiotic-resistantbacteria isanother.
对抗生素有抵抗力的细菌的出现也是一个例证。
3
Is your gym locker room crawling with drug-resistantbacteria?