But Americans, by and large, treat their cars merely as vehicles which are essential to their lives to take them to work, to shopping plazas two or three miles out of town, to picnics or to visit friends. 但美国人一般而言,大都认为汽车仅是生活中必不可少的交通工具——载他们去上班,去离市中心二三英里的购物中心,去野炊或拜访朋友。