灭火器

例句：

1. 1. Firefighters use fire extinguishers to put out the fire.
   消防员使用灭火器来扑灭火灾。
2. 2. The school had a new fire extinguishing device installed this semester.
   这学期学校安装了一个新的灭火器。
3. 3. The fire department advised everyone to keep their fire extinguishing devices in good workingorder.
   消防部门建议每个人都要确保他们的灭火器处于良好工作状态。