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 [phrasal verb] : to sell something you own and buy a similar thing that is more expensive卖次买优；提高消费 They keep trading up, buying larger and larger houses.他们不停地升级，房子越买越大。 ⇒ Main Entry: ² trade
随便看	seldom seldom ever seldom if ever select selected select few selecting selection selections selective selectively selective memory selectivity selector selectors selects selenium self self- self-absorbed self absorbed self-absorption self absorption self-abuse self abuse

英汉双解词典包含109353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。