The boats are taken down to the sea on rollers.

Flatten the surface of the grass with a roller.

用碾轧机把草轧平。

This paper introduces the application of the object-oriented technology in three roller bIt'simulation.

本文介绍了 面向对象 技术在三牙轮钻头仿真中的应用.

The primary investigation of the sealing system of the high speed roller bit bearing.

高速牙轮钻头轴承密封系统的初步研究.

The investigation directions of the high speed roller bIt'sealing are put forward in the future.

针对这些情况提出高速牙轮钻头轴承密封在今后的研究方向.

B : My favorite sport is roller-blading.

我喜欢的运动是溜直排轮.

Roller blading is very popular among young people in the city.

滚轴溜冰在城市青年中很流行.

a roller-coaster ride

乘坐过山车

For speed and thrills a roller coaster ride.

谈及速度和刺激,云霄飞车天下无敌.

He was scared out of the roller coaster ride.

他被吓得不敢坐过山车.

Go over a bridge and you will see where the roller coaster is.

走过一个桥,你将会看见过山车所在的位置.

Life is a roller coaster emotional ride that lasts from the beginning to the end.

生活就是一艘永不停止行驶的货轮.

Jack: Are you kidding? That was the fastest, coolest roller coaster in the world.

杰克: 你在说笑 吗 ?那是全世界最快 、 酷的云霄飞车.

That roller coaster? terrified me.

那过山车真把我吓坏了.

Covering the Games preparations over these past two years has been a roller coaster.

过去两年采访奥运筹备工作,就像是做在云霄飞车上的感觉.

The roller coaster is still a favourite and no theme park would be complete without one.

乘过山车仍然是最受欢迎的娱乐项目,如果没有它,一个主题公园就不能说是完整.

Brian looked as white as a sheet after he rode the roller coaster.

布雷恩坐完过山车之后,脸色看起来惨白如纸.

Searching for a job is a roller coaster ride!

找工作就像坐过山车!

Their relationship was an emotional roller coaster.

他们的感情时好时坏。

Thrills such as roller coaster rides also go to the brain's pleasure centre.

过山车等游戏所产生的刺激也会到达大脑控制快感的中心.

A Belgian inventor named Joseph Merlin introduced the first recorded roller skate in 1760.

1760年一位比利时发明者命名约瑟夫?默林介绍了第一只记录的溜冰鞋.