Study of the mechanism, prevention and recovering methods of stall and spin for supersonic fighter is a important means to improve battle ability and keep a safe flight.

研究超音速飞机失速和尾旋的机理预防和改出方法，是提高超音速战斗机作战能力和保障飞行安全的重要手段。

youdao

The plague decimated the Emperor Justinian's tax-base, undermining his ability to battle the Vandals and the Goths and effectively ended the chance of uniting the Western and Eastern Roman Empires.

这场瘟疫摧毁了查士丁尼大帝的税收基础，削弱了他对汪达尔人和哥特人的进攻，从而阻碍了东西罗马帝国的合并。

youdao

Five years after the Battle of Endor, Kenobi began to lose his ability to retain his identity in the Force.

恩多战役五年后，克诺比开始失去在原力中保留身份的能力。

youdao

"This risk could push our forces further from the battle space, compromising our ability to bring our conventional superiority to bear.

VOA: standard.2010.03.26

Meanwhile, it risks limiting its ability to battle the deflationary spiral of persistently scarce credit, declining profits and higher unemployment.

FORBES: The prime rate will come down, but loans won't go up.

The school won a legal battle in 2004 to maintain its ability to interview prospective pupils and their parents, saying this enabled the school to check a family's religious commitment.

BBC: Nick Clegg's son to go to London Oratory Catholic school

The problem of virtual reality sapping the ability to deal with the actual reality of battle was raised by Army ombudsman Maj.

FORBES: WTF? Israeli General Warns of Officers Texting Orders, Being Ignored