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sump

英 [s?mp] 美[s?mp]
  • n. 水坑;污水坑;機(jī)油箱
  • vi. 挖深(渠道,井筒等)

英英釋意


1. an oil reservoir in an internal combustion engine
2. a well or other hole in which water has collected
3. a covered cistern; waste water and sewage flow into it