n.污水管,下水道,阴沟
sewer的复数

原形：sewer复数：sewers

The city's sanitation workers were inspecting the sewers for blockages.
城市清洁工人正在检查下水道是否堵塞。
After the heavy rain, the water level in the sewer rose dramatically.
大雨过后，下水道的水位急剧上升。
The plumber had to snake the drain to clear out the clogged sewer.
水管工用蛇形工具疏通了堵塞的下水道。
They found a dead rat trapped in the sewer grate.
他们在下水道盖板下面发现了一只死老鼠。
The city installed a new sewage treatment plant to handle the increasing waste.
市政府安装了一个新的污水处理厂来处理日益增加的废物。
The smell emanating from the open manhole was unbearable.
从打开的人孔散发出的恶臭难以忍受。
In case of flooding, residents were advised not to touch the exposed sewers.
在洪水情况下，居民被建议不要接触裸露的下水道。
The plumber warned against flushing anything other than toilet paper down the sewer.
水管工警告说除了卫生纸，任何东西都不应冲进下水道。
The city is planning to upgrade its aging sewer system to improve drainage.
市政府计划升级其老化的下水道系统以改善排水。
A major repair was needed to fix the broken sewer pipe that caused the overflow.
需要进行大修来修复导致溢水的破裂下水道管。