在一个住宅小区中，房屋类型和居民成分是比较复杂的，不但有工薪阶层居民居住的房屋，也有外国人租住的公。寓、外地人租住的公寓，居民中还有私营工商业者中较富的阶层、外资企业中的“白领”阶层等等，他们基本Ｌ都有自己的汽车。可以预见，在十年、二十年以后，“工薪阶层 In a residential district, the type of housing and the composition of the residents are rather complicated. There are not only houses for working-class residents but also for foreigners. Apartments, people living in the apartment, residents in the richer class of private business people, foreign-funded enterprises in the “white-collar” class, etc., they basically have their own cars. It is foreseeable that in ten or twenty years later, “working-class people.”