基本解釋[經(jīng)濟(jì)學(xué)]縫襪頭機(jī)詞組短語短語binding -off E machine 縫襪頭機(jī)binding-off machine更多詞組專業(yè)釋義經(jīng)濟(jì)學(xué)縫襪頭機(jī)