英语词汇had been done before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 done before
释义	been done v— 经做 v done — 熟 • 完成的 adj • (食物)烧好的 adj before — 前 • 之前 • 以前 • 在未 adv • 先前 • 前来 • 先头 • 前儿 • 早先 has-been — 过气 be done — 成了 before prep — 先于 prep before conj — 在之前 conj
随便看	prevented trade prevented us from prevented working prevented worse prevent electric shock prevent electromagnetic interference by maintaining prevent eliminate prevent embarrassment prevent employees prevent endless prevent energy loss prevent entrapment prevent entries prevent entry prevent erosion prevent escalation prevent excessive prevent expansion prevent explosions prevent expulsion prevent fading prevent failure prevent falling prevent famine prevent fatalities

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。

been done v—