Looking back, few could have predicted “.com” would become one of the biggest cultural touchstones of the century. In March 1985, the Information Sciences Institute at the University of Southern California assigned the first .com domain address to symbolics.com. That seemingly nominal(象征性的)...
Economic & Economical 经济的. economic用以指贸易 工业 财富等有关的 经济上的 或 有关经济学方面 的意义.一般用作定语. They are faced with many economic problems. The country is in a bad economic state, so we must reduce profits. economical则指与节约同