历史街区
Historical street blocks
historic block
Historic blocks
Historial blocks
Historical block
historic street
Historical blocks
historic streets
Historical street
history block
historical street districts
Historical street area
Historic district
Historic black
historical district
historic quarters
Historic districts
Historical zone
historic quarter
historic precinct
街区模式
street meteorological model
街区环境
environment of neighborhoods
街区形态
residential area develop-ment