rollupn.汇总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rolled hardcore经碾压碎石底层roll in the hay交欢rolling in rail钢轨内移roll sleeves up卷起袖子, 准备做艰苦的工作Roll performing碾压整形rolling methods轧制方法roll gap setter辊缝调整器roll-off ship滚装船； 开上开下船rolling drawing拉拔rolling kitchenn.随军炊事车；(移动式)炊事车