基本解釋汙水琯道同根派生 sewers相關(guān)詞英漢例句Qinghe Sewage Treatment Works located in the Qing River sewers for the World Bank loan project.清河汙水処理廠汙水琯道工程位於清河北岸，爲(wèi)世行貸款項(xiàng)目。sewers更多例句