English中文EspañolFrançais
main sewer /ˈmeɪn ˈsuːə/ n

中文：污水干管

中文 · 污水干管Español · alcantarilla principalFrançais · égout collecteur
Meaning：Large-diameter pipe that collects wastewater and sewer runoff and conveys them to a treatment plant. water pollution
▶ Start interactive picture-tap lesson

Found in these illustrated scenes（1）

Street cross-section

‹ Browse all scenes