英语词汇patent invalidity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	patent invalidity
释义	patent n — 专利权 n patent adj — (坏的事物)显而易见的 adj patent v — 得到...的专利权 v
随便看	20 coils á 3000m 20% concentrated 20% concentrated 20% concentration 20% concentration 20 consecutive hits 20' container 20' container 20' container 20' container 20 count 20% coverage 20ct 20 customer 20 day of 20 day of March 20 Day of March 20 day of November 20 day of November 20-day period 20 days ago 20 days have expired 20 days left 20 days net 20 days of production

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。

patent n —