resistant form

例句：

1. 1. The bacteria thatcause the disease are resistant to antibiotics.
   导致疾病的细菌对抗生素具有抗性。
2. 2.The resistance form of the virus is morevirulent than its non-resistantcounterpart.
   病毒的抗性形式比非抗性形式更具毒性。
3. 3. Researchershave found a new resistance form of thepesticide that can be used against theinsect.
   研究人员发现了一种对抗昆虫的新农药抗性形式。