短語詞組短語stepping -stone state 起腳石狀態(tài);翻譯convenient stepping -stone 滿足的踏腳石a stepping -stone to success 塊敲門磚Stepping -stone Conduit Companies 設立進階中介公司Traceback across stepping -stone 間接攻擊追蹤the stepping -stone to something 抵達某處的墊腳石 返回 stepping stone