pipe·work
noun/ˈpaɪpwɜːk/
/ˈpaɪpwɜːrk/
[uncountable]- the pipes used for carrying oil, gas or water around a machine, building, etc.
（统称机器、建筑物等的）管道；管路系统 - Any exposed pipework should be insulated to prevent it from freezing.
任何裸露的管道都应隔热，以防止冻结。
- Any exposed pipework should be insulated to prevent it from freezing.