roll set

例句：

1. 1. The engineer rolled the machine to the next location.
   工程师将机器滚到了下一个位置。
2. 2. They rolled the carpet to make it fit better.
   他们把地毯卷起来以便更好地适应空间。
3. 3.Rolling sets are used for setting up tents and other outdoor structures.
   滚动设置用于设置帐篷和其他户外结构。