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- serrated roller 槽纹滚筒,齿形辊
- The ride on the roller coaster dizzied us. 乘坐云霄飞车使我们头晕。
- May I borrow your roller skates? 我可以借你的旱冰鞋吗？
- Clattering along on roller skates. 踩着轮式溜冰鞋行进
- A road roller is used in making and repairing roads. 压路机是用来修筑道路的。
- A steel tube or wooden roller on which the warp is wound in a loom. 卷轴织机上的铁管或木轮，供经线缠绕之用
- Having jags; jagged or serrated. 参差不齐的有尖锐突出部分的；凹凸不平的或锯齿状的
- They used a steam roller to iron out the road. 他们用蒸汽压路机压平了路面。
- The road roller evens out the ground. 压路机把地面压平。
- You may apply it with brush or roller. 你可以使用毛刷或辊子进行涂抹。
- I want to ride on the roller coaster. 我想坐过山车。
- The roller coaster scared me out of my wits. 云霄飞车令我惊慌得穷于应付。
- I want to ride on the roller coaster, too. 我还要坐摩天轮。
- To shape or enlarge(a hole)with a tapered, serrated tool. 凿孔扩大用带齿的尖的工具钻或扩大（孔）
- Everybody can roller skate in the park. 每个人都可以在这个公园内溜冰。
- The cells have an irregular shape with a slightly serrated border. 细胞的形状不规则，边缘呈锯齿状。
- Insufficient pressure in pressure roller. 加压罗拉压力不足。
- The small serrated edge tracing wheel is used for most fabrics. 大多数面料可用小的、锯齿边的擂盘。
- Too wide a setting between apron and front roller. 皮圈和前罗拉间的隔距太宽。
- To shape or enlarge(a hole) with a tapered, serrated tool. 凿孔扩大用带齿的尖的工具钻或扩大（孔）
