"the currency of a slang term"
随着城市规模的不断扩大和城市更新水平的不断提高,城市建设中的各个方面问题越来越复杂。
To combat this, we need to a few more pieces to the puzzle, the first of which is the up-to-dateness vector (UTD vector, or just UTDV).为防止此种情况,我们需要再多用几个矢量来解决难题,第一个是最新矢量(UTD 矢量或 UTDV)。