Police used tear gas to break up a demonstration.

警察使用了催泪瓦斯来驱散示威活动。

《柯林斯英汉双解大词典》

Police were called in to break up the fight.

有人叫来了警察制止打斗。

《牛津词典》

The government decided against using force to break up the demonstrations.

政府决定不使用武力来驱散示威游行。

《柯林斯英汉双解大词典》

He said they would rise up at the first sign of a leader who wished to break their chains.

VOA: special.2009.06.18

And that's also how people find ways to break the second law, because somehow they've messed up on what their system is.

这就说明了某些人是如何想到办法,“打破“第二定律的，因为他们以各种方式搞错了,他们的系统的定义。

麻省理工公开课 - 热力学与动力学课程节选

She explains to Comus what would happen should she actually choose to break her silence, should she actually choose to unleash all of the rhetorical powers that she has pent up inside of her.

她向科玛斯解释,一旦她打破沉默将会发生些什么，一旦她真正选择揭开那些,禁锢在她内心许久的浮夸的力量。

耶鲁公开课 - 弥尔顿课程节选

This isn't a break up to make up.

WSJ: Peyton Manning, Sad but Single

Again the idea was to break up Brierley to extract value from its vast under-performing assets.

CNN: A glimpse into the future of Thai politics

Much of the music came out sounding gorgeous, but many low notes were mere whispers, and he occasionally had to break up a phrase to take a breath.

WSJ: Damrau dazzles in debut as Violetta at Met