短語(yǔ)詞組短語(yǔ)Intelligent Public Transit System 智能公共交通系統(tǒng)Metro Public Transit System 城市交通urban public transit system 城市公交public transit scheduling system 公交調(diào)度系統(tǒng)express public transit system 快速公共交通系統(tǒng) 返回 public transit system