cogasin

例句：

1. 1. The old house has a gas stove in the kitchen.
   那所旧房子的厨房里有煤气灶。
2. 2.Gas companies are responsible for ensuring safe use of gas.
   燃气公司负责确保燃气的安全使用。
3. 3.The propane tank was leaking, and we needed to get it fixed immediately.
   丙烷罐正在泄漏，我们需要立即修理它。