superbug
/ˈsjuːpəbʌg/noun
1
- a bacterium that is useful in biotechnology, typically one that has been genetically engineered to enhance its usefulness for a particular purpose超细菌（生物技术所使用的一种细菌, 一般经过基因工程提升, 用于特定用途）。
2
- a strain of bacteria that has become resistant to antibiotic drugs耐抗生素菌株。
2.1
- an insect that is difficult to control or eradicate, especially because it has become immune to insecticides（尤指因对杀虫剂产生抗药性而）难以控制（或消灭）的昆虫。