英语词汇concentration fluctuation怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	concentration fluctuation
释义	concentration fluctuation
随便看	purchased funds purchased goodwill Purchase Discount purchase discount lost purchase discounts purchase discounts and allowances purchased item purchased land for cash purchased life annuity purchased materials index purchased merchandise on account purchased part Purchased part and material purchased parts purchased parts cost Purchased power purchased scrap purchase engineering purchase entry purchase estimate purchase expense purchase expenses purchase fall purchase farm produce and sideline prducts Purchase Fee

英汉双解词典包含3607232条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。