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sump英英释意- 查字库
sump
英 [sʌmp]
美[sʌmp]
- n. 水坑；污水坑；机油箱
- vi. 挖深（渠道，井筒等）
英英释意
- 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