pneumatic extinguisher

例句：

1. 1. The engineer used a pneumatic extinguisher to put out the fire.
   工程师使用气动灭火器扑灭了火。
2. 2. The pneumatic extinguisher was easy to use and effective at stopping the fire.
   这种气动灭火器易于使用且能有效扑灭火焰。
3. 3. In emergencies, it's important to have a pneumatic extinguisher on hand for quick response.
   在紧急情况下，拥有一个气动灭火器以便于快速响应是很重要的。