英语词汇background activity level的读音、用法、中文释义、短语词组及例句-英汉双解词典

单词	background activity level
释义	background activity level [?b?k?ɡra?nd ?k?t?v?ti ?l?v?l] 释义本底放射性水平
随便看	prehab prehabilitation prehabs prehadron prehallical pre-halloween prehallus prehallux prehalluxes prehalter prehalteres pre-Han prehard preharden prehardened prehardened steel prehardener prehardening pre-hardening pre hardening prehardening reaction preharmonic preharvest pre-harvest defoliant pre-harvest desiccant

英汉双解词典包含4367426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。