短語詞組短語authorised forerunner 路線員Forerunner Units 先行者單位forerunner earthquake 前震forerunner r 先驅;預兆;前兆Technique Forerunner 技術先進distortion forerunner 先至虛像;先至虛象forerunner n 前身Forerunner Music 唱片公司Forerunner Buildings 先行者建筑 返回 forerunner