英语词汇validity 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	validity before
释义	validity n — 有效 n • 效性 n • 效力 n validity — 有效性 • 真实性 before — 前 • 之前 • 以前 • 先前 • 前来 • 在未 adv • 先头 • 前儿 • 早先 before conj — 在之前 conj before prep — 先于 prep
随便看	tender for public contracts tender for the supply tender framework tender funds tender garage Tender green tender grilled Tender gums tender hands tenderhearted tenderheartedly tender her resignation tender his resignation tender information tendering tendering 2012 tendering and tendering and awarding tendering and contracting tendering and procurement tendering a work tendering & bidding tendering & bidding tendering & bidding tendering & bidding

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。

validity n —