Overuse of antibiotics has led to the rapid production of bacteria that are resistant to multiple drugs.

抗生素的广泛使用，导致了大量耐药菌的产生。

youdao

Over 30 countries have already banned the use of antibiotic growth promoters, mainly due to concerns about human health and the emergence of bacteria resistant to multiple types of antibiotics.

超过30个国家已经禁止使用抗生素促生长剂，主要原因为人类健康及抗生素耐药性问题。

youdao

But today it has announced FDA approval for Tygacil, a new antibiotic that may be very useful at treating infections where there are multiple types of resistant bacteria, or where the pathogen can't be identified.

FORBES: Revenge Of The Bacteria Killers