单词 | sump |
释义 | sump (sŭmp) n. 1. a. A low-lying place, such as a pit, that receives drainage. b. A cesspool. 2. A hole at the lowest point of a mine shaft into which water is drained in order to be pumped out. 3. The crankcase or oil reservoir of an internal-combustion engine. [Middle English sompe, marsh, from Middle Low German sump or from Middle Dutch somp. Sense 2, from German Sumpf, swamp, sump, from Middle High German, swamp.] |
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