英语词汇back-of-the-envelope, back-of-an-envelope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	back-of-the-envelope, back-of-an-envelope
释义	back-of-the-en·ve·lope, back-of-an-en·ve·lope /ˈbækəvðɪˈenvələʊp/, /-ən-/ a. 能便捷确定的，不需要复杂计算的
随便看	early americans early and late early bird early-bird early birds Early Christian early closing early days early door Early English early englishes Early English style early in the day early in the day earlyish Early,Jubal Anderson early leaver Early Modern English early modern englishes early music early musician early musicians early musics early on early-on

英汉双解词典包含548777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。