| 下水道 | xià shuǐ dào | sewer | ![]() |
| 水沟 | shuǐ gōu | gutter / sewer | ![]() |
| 阴沟 | yīn gōu | sewer / underground drainage channel | ![]() |
| 排污管 | pái wū guǎn | sewer | ![]() |
| 渗沟 | shèn gōu | sewer | ![]() |
| 暗沟 | àn gōu | sewer / underground drainage channel | ![]() |
| 水道口 | shuǐ dào kǒu | mouth of sewer | ![]() |
| 利比里亚供水排污公司 | Liberia Water and Sewer Corporation | ![]() | |
| 分流排污系统 | separate sewer system | ![]() |
