常見例句This paper mainly introduces the water quality of pit wastewater, its usage status quo, and the influence on environment. 主要介紹招遠(yuǎn)市金鑛鑛坑外排廢水水質(zhì)、利用現(xiàn)狀及金鑛洗選廢水對(duì)環(huán)境的汙染問題。The children were playing in the sand pit. 孩子們?cè)谏晨又型嫠!?/li>Many coal-miners were imprisoned in a pit accident. 在一次塌方事故中,許多鑛工被壓在了井下。The managers want to pit the champion against John. 經(jīng)理人想讓冠軍與約翰比賽。The managers want to pit the champion against an unknown. 經(jīng)理們想讓冠軍與一名未成名的選手比賽。A hole or pit, especially one in a road surface. 坑洞尤指路麪上的渦穴或坑洞 返回 pit-wastewater