词典释义：
a cylinder that rotates about a central axis and is used in various machines and devices to move, flatten, or spread something
滚动物；滚子；滚筒；轧辊；滚轴；滚柱；滚轮；滚轧机；碾压机；压路机。
an absorbent revolving cylinder attached to a handle, used to apply paint
涂料辊。
a small cylinder on which hair is rolled in order to produce curls
卷发筒。
(亦作
绷带卷。
a long swelling wave that appears to roll steadily towards the shore
卷浪，长涌。
[as modifier]of, relating to, or involving roller skates
（与）四轮溜冰鞋（有关）的，旱冰鞋的
-
roller hockey .（穿四轮溜冰鞋进行的）旱冰冰球运动。
a brightly coloured crow-sized bird with predominantly blue plumage, having a characteristic tumbling display flight
佛法僧（一种飞行时打滚的鸟）；金丝雀。[ORIGIN: late 17th cent.: from German <Italic>Roller</Italic>, from <Italic>rollen</Italic> ‘to roll’.]
a bird of a breed of tumbler pigeon
翻头鸽。
a bird of a breed of canary with a trilling song
金丝雀，白玉鸟。
a broad surcingle, typically padded at the withers
马鞍肚带（多在肩甲骨间隆起部加衬垫）。
〈英， 非正式〉 劳斯莱斯汽车，罗尔斯－罗伊斯汽车。
