常見例句雙語例句One firefighter drowned in the crude while trying to fix an underwater pump.一名消防隊員在修理水泵時不幸在原油中溺亡。Sewage flows through coarse bar screen and into inlet pump station drop pit, then is lifted to fine bar screen by drowned pumps.經(jīng)過粗格柵污水匯入進(jìn)水泵站集水坑中，再由潛水泵提升至細(xì)格柵進(jìn)水管。www.1x1y.com.cn 返回 drowned pump