sump pump 凹坑排水泵 ; 集水坑泵 ; 排水泵 ; 底料泵
dry sump pump 干坑泵
sewage sump 污水坑 ; 集污槽 ; 污水泵房
drainage sump 集水井 ; 排水集水坑 ; 泄水井 ; 泄水阱
sump pit 放空坑 ; 集存槽
wet sump pump 湿坑泵
sump oil 污油 ; 油槽存油 ; 沉淀池油 ; 油底壳存油
oil sump tank 集油箱 ; 油收集槽 ; 回油灌 ; 液压油沉淀柜
drain sump 集水仓 ; 泄水井泄油柜 ; 排泄槽 ; 脱水罐
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N-COUNT A sump is a low-lying open area where waste water gathers. 水池
N-COUNT A sump is a deep cave which is often filled with water. 集水坑
N-COUNT The sump is the place under an engine which holds the engine oil. (发动机下面的)集油槽 [英国英语]
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