英语词汇invalidity的意思、用法及释义-英汉双解词典

单词	invalidity
释义	invalidity n[U] state of being invalid 无根据; 无道理; 无用; 无效 the invalidity of his passport 他的护照之无效.
随便看	coordination co-ordinator coordinator coot cop copartner copartnership cope copeck Copernican copier co-pilot copilot coping coping-stone copious copiously cop-out copper copper beech copper-bottomed copperhead copperplate coppice copra

英汉双解词典包含38652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。