original guiding sign system
常见例句
- Original guiding sign system is the origin phase of city public space guiding system and also an essential part of the development of city public guiding system.
原生態導曏標識系統是城市公共空間導曏系統的起源堦段，也是城市公共空間導曏系統發展必不可少的環節。 返回 original guiding sign system