cleaning of coal

意思翻译 煤炭的清洁 相似词语短语 coal───n.煤；（尤指燃烧着的）煤块；木炭；v.供煤；采煤，提炼煤；把……烧成炭；加煤 advantages of coal───煤炭的优势 chaldron of coal───煤缸 cleaning ladies───n.清洁女工( cleaning lady的名词复数 )；v.清洁女工( cleaning lady的过去式 ) cleaning lady───清洁女工 cleaning tool───[机] 清理工具；清理工具，清洁工具...