slotted tube feeder长: older; elder; senior孔: hole; opening; aperture管式: tubular饲料: forage; fodder; feed分送器: distributor mechanism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:长孔管式饲料分送器，即可在微信中查询翻译
