一种语言的核心竞争力,在于使用这种语言的人所拥有的知识积累量。从北美工程机械制造商协会(A E M)的总部驻地密尔沃基到卡特彼勒的总部驻地皮奥里亚,途中要穿过伊利诺伊州广阔的田野。深秋时节,天是蓝的,树叶金黄或是红透。景色之美,令人有归隐之想。中国古时的那些田园诗人, The core competence of a language lies in the amount of knowledge possessed by those who use it. From Pewter, the headquarters of the North American Construction Machinery Manufacturers Association (AEM), to Caterpillar’s headquarters in Milwaukee, on its way through the vast fields of Illinois. Autumn season, the sky is blue, golden or red leaves. The beauty of scenery, people have the hidden dream. Those pastoral poets in ancient China,