刘易士毒气

例句：

1. 1. The factory was evacuated due to a release of toxic gases.
   由于有毒气体的释放，工厂被疏散。
2. 2. The chemical plant produces toxic gases that can harm the environment.
   这家化工厂产生的有毒气体会损害环境。
3. 3.The gas leak caused a strong smell and made everyone cough.
   气体泄漏产生了强烈的气味，让每个人都咳嗽。