英语词汇had been 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	had been in vain
释义	in vain — 白 • 白费 adv • 徒劳 adv • 枉 • 白白 • 徒然 • 空 • 枉然 • 空空 • 虚 • 无效 • 干 • 唐 vain n — 徒劳 n vain — 爱慕虚荣 has-been — 过气 in-— 非 in prep — 中 prep • 于 prep • 其中 prep 2-in-1— 二合一
随便看	played a trick played at the concert played at volume played a vital role in creating played away played back played backwards played basketball played before played both played by actor played cards right played crucial roles played down played e part played fast and loose played Football played games played gigs played guitar played havoc played host to played in 1930 played in favour played instantly

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。

in vain —