英语词汇trade-up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	trade-up
释义	trade-up trade-up n: (exchange for upgraded version of [sth]) SC 升级换购
随便看	locum tenens locus locust locution locutory lode loden lodestar lodestone lodge lodged lodger lodges lodging lodging house lodgment loess loft lofted lofter loftily loftiness lofting lofty log

英汉双解词典包含74752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。