基本解釋n.精煤（=clean coal）v.打掃，清掃（動(dòng)詞clean的第三人稱單數(shù)）同根派生 cleans相關(guān)詞英漢例句A person who cleans and polishes shoes for a living.擦鞋匠以擦鞋和上光鞋爲(wèi)生的人The filter cleans the fuel before it enters the engine.在燃料進(jìn)入發(fā)動(dòng)機(jī)之前，過(guò)濾器先把它過(guò)濾。A power-operated harvesting machine that cuts, threshes, and cleans grain.聯(lián)郃收割機(jī)一種動(dòng)力操作切割、脫粒和打場(chǎng)的收割機(jī)器cleans更多例句