/ˈvɒlətaɪl; US -tl ||; ˈvɑlətḷ/adj1 that can change suddenly and unexpectedly 易变的;多变的;反复无常的: a highly volatile situation which could easily develop into rioting 很容易演变成暴乱的极其动荡的局势a volatile personality 反复无常的个性
2 (used about a substance) that can easily change into a gas (指物质)易挥发的
➔volatility /ˌvɒləˈtɪləti ||; ˌvɑləˈtɪlətɪ/ noun [U]