在武汉市区,有一条街叫鄱阳街。在这条街上有一栋楼,叫做景明大楼,它是一座古老的六层建筑。据考,楼房建于1917年,到目前已经80多年了。有一天,楼房的业主收到了一份来自英国的挂号信件。信中写道:“景明大楼为本建筑设计事务所承建,设计年限为80年,现已超期服务,敬请业主注意。”落款是:“英国 In Wuhan downtown, there is a street called Poyang Street. There is a building on this street, called King Ming Building, which is an ancient six-storey building. According to test, the building was built in 1917, has been 80 years now. One day, the landlord of the building received a registered mail from the United Kingdom. The letter wrote: “King Ming Building, the architectural design firm contractor, the design life of 80 years, is now out of service, please pay attention to the owners.” The inscription is: "Britain