fluctuation是可数名词吗
fluctuation是可数名词 基本解释：n. 波动，涨落，起伏，[物]脉动；动摇不定，踌躇；[生]彷徨变异 变化形式：复数 fluctuations 例句：The fluctuation of the gold price would be minimal . 金价将在很小区间波动。 Mr. dai suggested ' fixing a reasonable fluctuation band for the u. s. dollar exchange rate ' in...