The water supply was cut off by the plumber to lay new pipes.
管道工为铺设新水管中断了供水。
Plastic pipes are often the cheapest and easiest to lay.
塑料水管通常是最便宜的也是最易安装的。
Half the road surface is being taken up to lay new gas pipes.
人们挖开半个路面以铺设新的煤气管道。
Half the road surface is being taken up to lay new gas pipes.
人们挖开半个路面以铺设新的煤气管道。
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