It is like the sense of chill that follows immersion of the hand in a volatile liquid.

这很像把手浸入挥发性液体后的那种凉飕飕的感觉。

《新英汉大辞典》

Petrol is a volatile substance.

汽油是挥发性物质。

《牛津词典》

However, American attitudes are a volatile mix.

然而，美国人的态度是一个不稳定的混合体。

youdao

"Pakistan is a nation which could either serve as a force for stability and progress in a volatile region, or it could become the epicenter for radicalism and violence on a cataclysmic scale,".

VOA: standard.2009.05.04

You're familiar with this, if I had a jar of acetone or some kind of a volatile liquid, let's say I have perfume.

举个常见的例子,假如你有一瓶丙酮或者其它挥发性液体,就说香水吧

耶鲁公开课 - 生物医学工程探索课程节选

I ended up in the newspaper the next day for having argued that they are way off on their investment opportunities because oil is such a volatile thing.

结果第二天的报纸就报导,我提出,他们在投资的选择上错得离谱,因为石油是易变的。

耶鲁公开课 - 金融市场课程节选

Nonprofits do this work regularly, and in a volatile, uncertain, complex and ambiguous world.

FORBES: To Transform the U.S. Education System, Focus on Teacher Effectiveness

Why were security plans so lacking in such a volatile part of the world?

WSJ: Obama's Scandalous Legacy

The BBC's Harry Peart says the allegations will inflame further a volatile situation within Kenyan football.

BBC: Harambee Stars supporters