chlorine cylinder

例句：

1. 1.The chemical engineer used a chlorine cylinder to purify the water.
   这位化学工程师使用了一个氯气筒来净化水。
2. 2.The firefighters used a chlorine cylinder to extinguish the flames.
   消防员们使用了一个氯气筒来扑灭火焰。
3. 3. The chlorine cylinder was used as a tool for cleaning and disinfecting surfaces.
   氯气筒被用作清洁和消毒表面的工具。