并列题名：Trance of scarcity Trance of scarcity 并列题名：Change of the city 并列题名：A practice of smart city 并列题名：Principle of reciprocity 并列题名：Image of the city 并列题名：Brilliance of Humanity 并列题名：Ash of a city 并列题名：Smile of city 并列题名：Desire of city