动乱的英文：
turmoil
upheaval

参考例句：

Localize a disturbance
抑止动乱扩大

Tumultuous crowds,upheavals,passions
混乱的人群、狂暴的动乱、缭乱的心绪.

So we had to quell the turmoil by imposing martial law.
这次我们采用戒严的方式解决了动乱问题，这是非常必要的。

Event of great significance or violence similar to events in the Apocalypse.
巨大事件（具有重大意义的事件或大动乱,类似《启示录》中者）。

The whole country was in a state of ferment.
整个国家处于动乱局面。

A great tumult;a disturbance.
骚动巨大的混乱、动乱

The recent trouble(s)in South Africa
南非近日的动乱

They would be used only if there were disturbances, serious disturbances.
只有发生动乱、大动乱，驻军才会出动。

We cannot tolerate turmoil, and whenever it arises in future we shall impose martial law.
我们不能容忍动乱。以后遇到动乱的事，我们还要戒严。

The disturbances have sobered us all.
这次动乱后，大家的头脑清醒了。

turmoil是什么意思：
n. 混乱；焦虑；骚动

Rhoda was in bad turmoil.
罗达的心情非常烦乱。

Undisturbed by strife,turmoil,or disagreement;tranquil.
和平的，安宁的不受争斗、骚乱或不和干扰的;安宁的

It was the death of the old and birth of the new. It was full of turmoil and it was exciting.
旧的东西消亡了,新的东西产生了,到处都在发生翻天覆地的变化,这的确让人兴奋不已。

His mind is in a turmoil before the great difficulties.
面对困难，他方寸已乱。

The house, the neighbours, the whole town were in a turmoil.
家庭、邻居、整个镇子都骚动了。

upheaval是什么意思：
n. 突变，剧变；隆起

Tumultuous crowds,upheavals,passions
混乱的人群、狂暴的动乱、缭乱的心绪.

The whole nation is clamoring, tumultuous, in upheaval
天下汹汹

Having a baby will mean the greatest upheaval in your life.
有了孩子意味着你的生活要发生重大的变化。

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

Another aspect of the international situation is the upheaval in some socialist countries.
国际局势还有一个方面，就是社会主义国家动乱。