She struggled to keep control of her voice.

她竭力控制住自己的声音。

《牛津词典》

This is where Google has been able to keep control of the platform.

这就是谷歌能够控制Android平台的关键所在。

youdao

The Russians asserted their intention to keep control of the airport.

不过俄罗斯方面宣称他们的意图是为了管控机场。

youdao

At first, she was concerned only with finding a way to keep control of The Washington Post until her sons were old enough to supervise it.

VOA: special.2009.04.26

We respnded aggressively, very aggressively on a lot of different occasions, and it was the kind of crisis that is just hard to keep control of. Ultimately we did.

我们的应对措施很强势，非常强势,在很多情况下都是如此，这次危机是,很难控制的，但最终我们做到了。

普林斯顿公开课 - 国际座谈会课程节选

The Indians were hunters, and they struggled to keep control of their hunting lands.

VOA: special.2010.04.15

They also wanted to keep control of their fairly closed and highly regulated national financial system.

BBC: Mr Osborne and China's long road to a global currency

In fact, if you want to keep control of it, you might actually want Apple to step in.

FORBES: Stop Freaking Out: No, Apple Is Not Seizing Control Of Your iPhone

Besides, a company might want to keep control of its supply chain to protect its brand and knowledge.

ECONOMIST: Re-engineering in real time