explosive gas detector

例句：

1. 1. The house had a dangerous gas leak that needed immediate attention.
   这所房子有危险的气体泄漏，需要立即关注。
2. 2.The engineer used an explosive gas detector to detect the presence of toxic fumes.
   工程师使用了一个爆炸性气体探测器来检测有毒气体的存在。
3. 3.The fire department installed an explosive gas detector in the building to prevent accidents.
   消防部门在大楼里安装了爆炸性气体探测器，以防止事故的发生。