研究人员在实验室培育出一种新的生物型细菌，能够分解塑料。

Researchers developed a new ___biotype of bacteria in the lab that can break down plastics.

科学家们发现了一种新的细菌生物型，它对现有抗生素具有抗药性。

Scientists have identified a new ___biotype of bacteria that is resistant to current antibiotics.