assorting cylinder分级: grade; classify; classificat ...圆筒: cylinder; barrel; drum节: joint; knob; node滚筒式: drum-type机: machine; engine下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:分级圆筒节；滚筒式分级机；选种机，即可在微信中查询翻译
