roll barrel

例句：

1. 1. The artist used a roller to create the painting.
   艺术家使用滚筒创作了这幅画。
2. 2. The barrel was filled with water and placed on the table.
   桶里装满了水，放在桌子上。
3. 3. Roll barrels are commonly used in factories for storing and transporting materials.
   滚筒在工厂中常用来储存和运输材料。