English中文EspañolFrançais
gas main /ˈɡas ˈmeɪn/ n

中文：煤气总管道

中文 · 煤气总管道Español · conducto principal del gasFrançais · conduite de gaz
Meaning：Pipe that conveys gas to buildings and houses.
▶ Start interactive picture-tap lesson

Found in these illustrated scenes（1）

Street cross-section

‹ Browse all scenes