- (often disapproving)
(of a person or their moods 人或其情绪 changing easily from one mood to another 易变的；无定性的；无常性的 a highly volatile personality 反复无常的个性
Extra ExamplesEdwards was a highly volatile character. 爱德华兹的性情喜怒无常。 He was a very volatile character when playing. 他是一个非常反复无常的角色。 She was a more volatile personality than her sister. 跟她姐姐相比，她更没有定性。 She was a top model famed for her volatile behaviour. 她是以反复无常的行为闻名的顶级模特。
Oxford Collocations Dictionaryverbs- be
- become
- remain
- …
- extremely
- fairly
- very
- …
(of a situation 情况 likely to change suddenly; easily becoming dangerous 可能急剧波动的；不稳定的；易恶化的 This is a highly volatile situation from which riots might develop. 现在局势极不稳定，有可能发展成动乱。 Exporting the product was difficult due to a volatile exchange rate. 该产品的出口由于汇率波动剧烈而变得困难。 a potentially volatile situation 有可能发生动荡的局势
Oxford Collocations Dictionaryverbs- be
- become
- remain
- …
- extremely
- fairly
- very
- …
- (specialist)
(of a substance 物质 that changes easily into a gas 易挥发的；易发散的
Word OriginMiddle English (in the sense ‘creature that flies’, also, as a collective, ‘birds’): from Old French volatil or Latin volatilis, from volare ‘to fly’.