常見例句雙語例句This is the primary reason that EC has developed so quickly. As a brand-new business activity, EC will be the most important engine to push the economic development forward in the 21st century.電子商務(wù)作爲一種嶄新的商務(wù)交易活動已成爲推動未來經(jīng)濟增長的最關(guān)鍵動力，是21世紀世界經(jīng)濟活動的中心。 返回 business-to-business ec