Although the Yakutians are a minority, they have firm control of the territory.

虽然雅库特人是少数，但他们却牢牢地控制着这个地区。

《柯林斯英汉双解大词典》

A toddler requires close supervision and firm control at all times.

刚学走路的孩子需要时刻认真照看，牢牢管住。

《柯林斯英汉双解大词典》

If you feel you are not in firm control of your own trading, then why do you feel that way?

如果你觉得你自己的交易不受坚定的控制，那为什么你有这样的感觉？

youdao

Not surprisingly, radical Republicans held firm control in every one of the new governments.

VOA: special.2010.02.04

You have left the Presbyterians and the Independents, and at this point the Presbyterians are in firm control.

剩下的是长老派成员和无党派人士，这时候，长老派成员获得了完全的控制权。

耶鲁公开课 - 弥尔顿课程节选

This long-time policy gave senators firm control over local federal jobs.

VOA: special.2010.04.22

However, with Chelsea seemingly in firm control they slipped behind through no fault but their own.

BBC: Roma 3-1 Chelsea

The bulls are battling right now to gain firm control of the near-term technical trend.

FORBES: Technical Trading: Air Strikes, BOJ Easing Hopes Keep Short-Term Pattern Bullish For Gold

And the government needs to establish firm control over territory where this is lacking.

ECONOMIST: Security in Colombia