gasman

例句：

1. 1. He was a skilled gasman who could fix any gas leak.
   他是一个熟练的煤气工人，能够修复任何煤气泄漏。
2. 2.The gasman had to turn off the gas before he could start working on the house.
   煤气工人在开始工作之前必须关掉煤气。
3. 3. The gasman arrived at the scene quickly and began fixing the gas leak.
   煤气工人迅速赶到现场并开始修理煤气泄漏。