基本解釋純化同根派生 punification相關詞英漢例句Exploration on Exhaust Gas Pollution and Punification of Self-dumping Truck at Jia ya Shan Great Type Open Pit 關于架崖山大型露天礦自卸汽車廢氣污染及凈化探討gas pollution and punification 廢氣污染及凈化punification更多例句