n. [机] 滚筒；[机] 滚轴；辊子；滚转机
n. (Roller)人名；(英、德、俄、匈、罗、捷、瑞典)罗勒；(法)罗莱
英 ['rəʊlə] 美 ['rolɚ]
权威例句
- A boy of about ten came up on roller-skates.
一个10岁左右、脚蹬旱冰鞋的男孩滑了过来。
来自柯林斯例句 - The craze for roller skating spread throughout the U.S.
滑旱冰在全美风靡一时。
来自柯林斯例句 - I've been on an emotional roller-coaster since I've been here.
自从我到了这里，情绪就起伏不定。
来自柯林斯例句 - The last few weeks have been a real roller coaster.
过去的几个星期，形势真是变幻莫测。
来自《权威词典》 - a pair of roller skates
一双旱冰鞋
来自《权威词典》
中文词源
roller 滚筒，滚轴，碾子
来自 roll,卷，滚动。
英文词源
roller (n.)
late 13c., "thing that rolls;" early 15c., "rolling pin," agent noun from roll (v.). Meaning "hair-curler" is attested from 1795. Roller derby is from 1936 (see derby); roller hockey from 1926. Disparaging religious term holy roller is attested from 1842, American English, from the alleged rolling in the church aisles done by those in the Spirit.
