fluctuate verb
ADV. considerably | sharply, widely, wildly Prices have fluctuated wildly in recent years. | constantly, continually constantly fluctuating patterns
PREP. according to Traffic congestion fluctuates according to the time of day. | around The number of boys at the school fluctuates around 100. | between The number of unemployed fluctuates between two and three million.
You can also check other dicts: fluctuate (English, 中文解释 ), wordnet sense, Collins Definition