There were no special materials to block the noise of the engines.

VOA: special.2010.10.06

If you look at the history of engines there are discrete advances when people were able to apply the theory more and more.

如果你去回顾一下引擎的发展史,就会发现在这进程中的取得的各种突破,都源于对理论更加充分的应用

耶鲁公开课 - 金融市场课程节选

Those are the three engines driving it.

这是目前那里的三大引擎企业。

关于硅谷 - SpeakingMax英语口语达人

I asked one of the workers if he could start the engines.

VOA: special.2010.07.31

It's really a technology initiative that's aimed to index the "dark" web or the hidden web, because according to computer scientists, right now the conditional search engines only index about 1% of the information on the Internet.

这是一项,致力于将暗网,或隐藏网页纳入索引的技术创新，根据计算机科学家的统计，条件式的搜索引擎只将,互联网上1%的信息纳入了索引。

斯坦福公开课 - 百度CEO李彦宏演讲：全球最大搜索引擎的发展课程节选

The engines soon lost all power.

VOA: special.2009.04.01

Like when they devised the first engines or the first nuclear reactors, it didn't work so well at first and then from the experience of many people working on it, over many years, a body of knowledge emerges and that's what we call technology.

这和发明出第一个发动机,或者第一个核反应堆时一样,最开始总是存在很多问题,但随着很多人不断努力去完善它,一种理论体系才得以不断发展,这就是我们所说的科技

耶鲁公开课 - 金融市场课程节选

And it starts a new business. So they are the engines of economic growth throughout the world."

VOA: standard.2010.01.31

It's like we have laws of thermodynamics that underlie the use of engines, but you can't just go from the laws of thermodynamics to an automobile; there are a million steps along the way.

这就好比热力学定律,为引擎的使用打下了理论基础,但你不能从热力学定律一步跨越到发明汽车,这中间还要经历成千上万的步骤

耶鲁公开课 - 金融市场课程节选

The pilot reported a double bird strike - a rare event where birds enter both engines.

VOA: special.2009.01.30

She learned to play the banjo. And she went to school to learn about engines.

VOA: special.2010.05.26

The report said Internet search engines will soon include both text and spoken results.

VOA: special.2011.01.18

Their engines were silent. The Confederates,however, had built fires along the river.

VOA: special.2009.11.19

For some reason, the Titan rocket engines had fired as planned.

VOA: special.2009.07.01

The computers immediately shut off the rocket engines.

VOA: special.2009.07.01

France and Germany helped found the European Union and are still considered the main engines driving the 27-member bloc.

VOA: standard.2009.11.11

That means the long-range rocket, which international satellites have spotted on a North Korean launch pad, could fire its engines as early as Saturday.

VOA: standard.2009.04.01

Last January,Sullenberger's airliner lost both engines and he managed to safely land the troubled jetliner on New York's Hudson River, saving the lives of 155 people on board.

VOA: standard.2009.12.30