mid-15c., "marsh, morass" (from mid-13c. in place names), from Middle Dutch somp or Middle Low German sump, from Proto-Germanic *sumpaz, from PIE *swombho- "spongy." Meaning "pit to collect water" is first found 1650s. Sump-pump (1884) originally was in mining.
例文
1. An attempt was then made to dive the sump .
の後、汚水溜りに潜入しようとしたことがある。
2.The lower portion of the disc is submerged within an oil sump .
ディスク下部をオイルプールに浸漬する。
3.The damaged sump spouted dirty oil.
損傷した油槽から汚濁原油が噴出した。
4.The acid waste waters are discharged into a sump or the sewerage system.
酸性廃水は廃棄池または陰溝システムに送られる。
5.Objective To sump up and extend COX regression model with categorical variables.