Rolley罗莱rolln.卷；滚动；名单；压路机；颤音；圆形物，面包卷v.摇摆；滚；绕；转动；展开roll-off frequency向上转移频率roll-on roll-offadj.滚装的(船)roll out one's words用流畅的声音说话rolled apricot paste轧制杏仁软糖roll-forging mould辊锻模rolling linear guide滚动直线导轨roll gap lubrication工艺润滑roll up one's sleeve易患因素roll - call access轮询接入rolling mill bearing轧机轴承