roller-skating是什么意思

实用例句

1. 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

2. 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

3. 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》

4. a pair of roller skates

一双旱冰鞋来自《权威词典》

5. A steam roller is used in making and repairing roads.

蒸汽压路机用来修筑道路.来自《现代英汉综合大词典》