基本解釋[經(jīng)濟(jì)學(xué)]拾種機(jī)詞組短語(yǔ)短語(yǔ)air sucking type seed gatherer 氣吸式拾種機(jī)seed gatherer更多詞組專業(yè)釋義經(jīng)濟(jì)學(xué)拾種機(jī)