bag machine 打包機(jī)bag lanyard [交通運(yùn)輸工程]水手袋系繩bag lady 無家可歸的女人；攜帶行李露宿街頭的女人。bag knot [交通運(yùn)輸工程]袋口結(jié)bag it bag inserting machine [經(jīng)濟(jì)學(xué)]夾袋機(jī)bag house 袋濾捕塵室；堆袋室bag holder [糧食] 夾袋器bag hides [材料科學(xué)]袋皮bag heat-sealing machine [經(jīng)濟(jì)學(xué)]袋熱合機(jī)bag head bag former [農(nóng)業(yè)科學(xué)]袋成型機(jī)bag for life （超市里購買的）可回收塑料購物袋，環(huán)保袋。bag filters 濾袋，袋式過濾器bag filter [化工][礦業(yè)][冶][環(huán)境] 袋式過濾器；袋濾器bag filler [土木建筑工程]袋式除塵器bag dust-collector [環(huán)境科學(xué)技術(shù)]濾袋除塵器布袋除塵器bag dust filter [土木建筑工程]濾袋除塵器bag drier [機(jī)械工程]袋裝產(chǎn)品干燥器空袋干燥器bag dredge [能源科學(xué)技術(shù)]海底挖泥機(jī)