roller

油漆滚筒

A tool used for painting large flat surfaces, consisting of a roller attached to a handle.

一种用于粉刷大面积平面的工具，由一个连接在手柄上的滚筒组成。

轮滑

The activity of moving on surfaces wearing roller skates.

穿着旱冰鞋滑行的活动

A sheet of fabric or other material that rolls up to open and down to close a window.

卷帘

A type of window covering similar to a roller blind, often used in North America.

一种类似于卷帘的窗户遮盖物，常在北美使用。

A form of hockey played on a dry surface by players wearing roller skates.