英语词汇background fluctuations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	background fluctuations
释义	background n — 背景 n • 底 n • 本底 n • 后台 n • 历史沿革 n fluctuation — 波动性
随便看	equipment or facilities equipment or facility equipment or part thereof equipment or process equipment outage equipment outlay equipment overhaul equipment overload equipment overview equipment owned by equipment owner equipment ownership equipment package equipment parameters equipment parts equipment payments equipment performance equipment performing equipment pertaining equipment picture equipment placed equipment placement equipment planning equipment policies equipment population

英汉双解词典包含2273206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。

background n —