n.向上的运动；剧变；动乱

The French Revolution was a volcanic upheaval in European history. 法国大革命是欧洲历史上的一次剧变。

I can't face the upheaval of moving house again. 我无法忍受再次搬家的折腾。

Many years ago, Johnson faced a major upheaval in his life. 许多年前，约翰逊遭遇生命中的剧变。

A drastic interest-rate cut this week coincided with stockmarket upheaval. 伴随着本周利率的大幅降低而来的是证券市场有力的反弹。

Mass unemployment may lead to social upheaval. 大批失业会导致社会动乱。

It was a violent political upheaval. 这是一场激烈的政治动乱。

The country has been thrown into an upheaval. 这个国家已经陷入动乱之中。