单词	screen drum
释义	screen drum 筛式滚筒
随便看	bureau of air operations Bureau of Air Traffic Management Bureau of Air Transportation bureau of alcohol Bureau of Alcohol Tobacco and Firearms Bureau of Alcohol,Tobacco and Firearms Bureau of Animal Industry Bureau of Animal IndustryBAI bureau of aquatic products bureau of arrchives bureau of attendance Bureau of Audiovisual Education bureau of audit bureau of aviation safety bureau of biologicals Bureau of Biologicals bureau of budget bureau of capital construction bureau of census bureau of census and statistics Bureau of Chinese crude drug bureau of civil administration Bureau of Civil Affairs bureau of commerce bureau of commerce and industry