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																										- 瓦斯从瓦斯炉灶漏出。
 Gas is escaping from the range.
- 你把暖气系统由烧煤改造成烧瓦斯会花好多钱。
 Conversion of your heating system from coal to gas will be costly.
- 矿井瓦斯,有毒气体矿井中有时污染空气的恶臭气体或有毒气体
 Foul or poisonous gas that sometimes pollutes the air in coal mines.
- 瓦斯熄灭了。
 The gas is out.
 
 
 
 
 
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