英语词汇to be in vain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	to be in vain
释义	to be in vain徒劳无益 (pointlessly)白白地；无意义地 See vain
随便看	programmatic programme programme programmed programmed programmed camera programmed cell death programmed learning programme editor programme evaluation and review technique programme-maker programme music programme notes programme of study programme planner programme planning programmer programmers programmes programme seller programming programming programming language programmings programming skills

英汉双解词典包含368430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。