vol·a·tile /ˈvɒlətaɪl $ ˈvɑːlətl/ ●○○ adjectiveadj1 CHANGE/BECOME DIFFERENTa volatile situation is likely to change suddenly and without warning 易變的,動蕩不定的 OPP stablean increasingly volatile political situation 日益動蕩的政治局勢
the highly volatile stock and bond markets 相當不穩定的股票和債券市場
2. ANGRYsomeone who is volatile can suddenly become angry or violent 易激動的;易發作的;易怒的 —volatility /ˌvɒləˈtɪləti $ ˌvɑː-/ noun [uncountableU]