fluctuate
音标发音
- 英式音标 [ˈflʌktʃueɪt'flʌktʃʊeɪt; -tjʊ-]
- 美式音标 [ˈflʌk.tʃu.eɪt]
- 国际音标 ['flʌktjueit]
- 英式发音
- 美式发音
基本解释
- vi. 波动;涨落;动摇
- vt. 使波动;使动摇
词源解说
- 17世纪30年代进入英语,直接源自拉丁语的fluctuatus,意为波动。
词根记忆
- flu(流动) + ctu + ate→流动→波动,涨落
- flu(流) + ctuate→流动→波动,起伏
- flu(流动) + ctu + ate→(水)流动→起伏,涨落
- flu(流) + ctu + ate→水流动→(使)波动;(使)变化
- fluct(=flu,流动) + uate→波动;变动
- flu(流动) + ctu + ate(使)→使流动→使波动
- fluct(=flu流动) + uate→波动→变化
词组短语
- fluctuate according to 随…浮动
- fluctuate between 时而…
- fluctuate from ...to... 从…到…变化
- fluctuate in 在…波动
- fluctuate with 随…浮动
- pressure fluctuate 压力波动
用作动词 (v.)
~+介词
短语
英英字典
- to change, especially continuously and between one level or thing and another
- If something fluctuates, it changes a lot in an irregular way.
- fluctuation
剑桥英英字典
柯林斯英英字典
专业释义
- 波动
The experience data shows that tax elasticity of our country fluctuate.
因为,经验数据显示,中国税收弹性呈波动态势。化学
- 波动
We got the conclusion that in order to get high quality crystal, we should degrade the fluctuate between temperature , concentration and growing speed.
缺陷的产生与生长条件和工艺关系密切,要尽量减少生长过程中的温度、浓度随生长速率的波动,保持晶体稳态生长,以便获得高质量晶体。