| 释义 |
fluc·tu·ate AW BrE /ˈflʌktʃueɪt/NAmE /ˈflʌktʃueɪt/ verbpresent simple - I / you / we / they fluctuate BrE /ˈflʌktʃueɪt/ NAmE /ˈflʌktʃueɪt/present simple - he / she / it fluctuates BrE /ˈflʌktʃueɪts/ NAmE /ˈflʌktʃueɪts/past simple fluctuated BrE /ˈflʌktʃueɪtɪd/ NAmE /ˈflʌktʃueɪtɪd/past participle fluctuated BrE /ˈflʌktʃueɪtɪd/ NAmE /ˈflʌktʃueɪtɪd/ -ing form fluctuating BrE /ˈflʌktʃueɪtɪŋ/ NAmE /ˈflʌktʃueɪtɪŋ/ [I] to change frequently in size, amount, quality, etc., especially from one extreme to another （大小、数量、质量等）波动；（在…之间）起伏不定 SYN vary ◆fluctuating prices 波动的价格◆~ between A and BDuring the crisis, oil prices fluctuated between $20 and $40 a barrel. 在危机时期，每桶石油价格在 20 至 40 美元之间波动。◆+ adv./prep. Temperatures can fluctuate by as much as 10 degrees. 温差可达 10 度之多。◆My mood seems to fluctuate from day to day. 我的情绪似乎天天在变。 boom, decline, dip, fluctuate, level off/out level, peak, plateau, plummet, slump, trend ▸ fluc·tu·ation AW BrE /ˌflʌktʃuˈeɪʃn/NAmE /ˌflʌktʃuˈeɪʃn/ noun [C, U] ◆~ (in/of sth) wild fluctuations in interest rates 利率的疯狂波动 |