| 释义 |
sew.erHsJE5, $5sU:7Ln [C]a large artificial passage or a large pipe, usually underground, which is used for carrying waste water and human waste, such as urine and excrement, away from buildings to a place where they can be safely got rid of下水道，阴沟a sewer pipe污水管a sewer rat阴沟老鼠sewer services下水道设施A complicated system of sewers runs under the city.城市的下方运行着一个复杂的排污系统。An open sewer is a channel for carrying away waste water and waste from the human body which is above the ground and is not covered.明沟
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