bactericidal vapour

例句：

1. 1. The disinfectant spray is effective in killing bacteria.
   这种消毒喷雾对细菌有很好的杀灭作用。
2. 2.The hospital uses a bactericidal soap to clean the surgical instruments.
   医院使用一种杀菌肥皂来清洁手术器械。
3. 3.The new vaccine is designed to be bactericidal against certain strains of bacteria.
   这种新疫苗被设计成能针对某些细菌株进行杀菌。