基本解釋[經(jīng)濟(jì)學(xué)]全麪削減關(guān)稅詞組短語(yǔ)短語(yǔ)across -the-board d tariff cut talks 全麪削減關(guān)稅會(huì)談across-the board tariff cut更多詞組專業(yè)釋義經(jīng)濟(jì)學(xué)全麪削減關(guān)稅