She beat off a challenge to her leadership.

她战胜了对她的领导地位的挑战。

《牛津词典》

Now it was the weapons of finance that he used, cornering shares and launching blistering bear raids to beat off equally merciless rivals.

这一次他用的是金融武器：垄断股价，实行猛烈快速的“空头袭击”策略打退同样冷酷的竞争对手。

youdao

Patrolling in high heels, wigs and designer bags, Japanese black-belt policemen have been cross-dressing in a bid to beat off bag-snatchers, according to a report.

据报导，日本黑带级男警员为了打击夺包抢匪，穿上高跟鞋、头戴假发，手拎名牌包变装巡逻。

youdao

The woman torn off her apron and tried to beat out the fire with the cloth.

VOA: special.2009.02.28

So you're tapping your foot. You're tapping the beat and a lot of the music is coming off the beat.

你用脚打拍子,你在跟着节奏打拍子,很多乐音都不在正拍上

耶鲁公开课 - 聆听音乐课程节选

With syncopation the impulse can come suddenly off the beat, and it gives it a little snap or jazzy aspect to the music.

在切分音里,冲动会突然打乱节拍,让音乐听起来突兀,奔放

耶鲁公开课 - 聆听音乐课程节选

In 2008 the target ship managed to beat off a pirate assault half the time.

ECONOMIST: Piracy

His determination to clinch the deal saw him beat off rival competition from private equity firms.

BBC: The tycoon behind oil plant Ineos

Mantel beat off competition from James Meek's The Heart Broke In and Stephen May's Life!

BBC: Hilary Mantel wins 2012 Costa novel prize