英语词汇radioactivity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	radioactivity
释义	radioactivity/ˌreidiəʊækˈtiviti/n. 1 the spontaneous disintegration of atomic nuclei, with the emission of usu. penetrating radiation or particles 放射现象 2 radioactive substances, or the radiation they emit 放射性物质；放射线；辐射线
随便看	blast -blast blasted blaster blast freeze blast freezing blast from the past blast furnace blast-hole blast-off blast off blastula blasé blatancy blatant blatantly blather blatherskite blaxploitation blaze blaze blaze blaze abroad blaze a trail blaze away

英汉双解词典包含94788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。