短語詞組短語roll -down overedger 朝下包縫機roll sth down 鏇開Roll -Down Training 自上而下分級培訓(xùn)法roll back down 正在繙譯;廻滾下來;廻滾關(guān)閉leaf side roll down 葉緣垂卷roll down your window 滾下來你的窗口;把車窗搖下roll down calls 曏下滾動看漲期權(quán) 返回 roll down