基本解釋[經(jīng)濟(jì)學(xué)]盎司帆佈詞組短語(yǔ)短語(yǔ)flat ounce duck 重型雙經(jīng)單緯帆佈ounce duck更多詞組專業(yè)釋義經(jīng)濟(jì)學(xué)盎司帆佈