A cylindrical tool that applies paint or ink to a surface.

在表面涂抹油漆或油墨的圆柱形工具；油漆滚筒。

A heavy rolling machine used to flatten roads, fields, or pitches.

用于压实或找平道路、田地或球场的重型压路机。

A small cylindrical tube used to curl hair.

用于卷曲头发的小圆筒；发卷。

A small wheel or rotating cylinder in machinery, such as a caster or a bearing roller.

机械中的小轮或旋转圆柱体，如脚轮或轴承滚子。

A person whose job is to roll something, such as cigars or molten metal.

从事滚制或卷制工作的人，如卷雪茄工人或轧制工。

A large, curling ocean wave that breaks on the shore.

在岸边翻卷并破碎的巨浪。

Informal: a Rolls-Royce motorcar.

口语：劳斯莱斯汽车。