在美国渡假三周,在这个号称“车轮上的国家”乘车数千英里,停留或途经伊利诺依、俄亥俄、科罗拉多、怀俄明、内达荷、犹他及加利福尼亚数州,享受了蓝天白云与开车自由畅通同在的快乐,初步体验美国的“汽车社会”。首先,感觉到美国与汽车使用有关的设施和法律都很配套、实用。比如美国交通信号系统中的“停止”信号,它的作用有二,一是要求汽车在无信号灯的路口要先停稳,二是规定了主次顺序。这样使汽车 Spent thousands of miles on this “country on the wheel” for three weeks in the United States, staying or traveling through Illinois, Ohio, Colorado, Wyoming, Netherland, Utah and California, enjoying the blue sky Baiyun and drive freely with the happy, preliminary experience of the United States “car society ”. First of all, I feel that the U.S. facilities and laws related to the use of vehicles are very complementary and practical. Such as the United States traffic signal system “stop ” signal, its role in two, first, require cars to stop at the intersection of signal lights stop, the second is the order of primary and secondary. This makes the car