短语词组短語feed conveyor trough 自動飼槽;自動送料飼槽filter feed -trough 過濾器加料槽feed conveyer trough 自動送料食槽filter clogging feed trough 過濾機給料槽feed at the public trough 繙譯feed t the public trough 拿乾薪 返回 feed trough