英语词汇secondary ion background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	secondary ion background
释义	secondary ion background 简明释义二次离子本底专业释义 1 动力与电气工程二次离子本底 2 机械工程二次离子本底
随便看	acid hydrolase Acid Hydrolase,Organophosphorus acid hydrolysate acid hydrolysis acid hydrolysis method acid hydrolysis tube acid-hydrolyzable nitrogen acid-hydrolyzed acid hydrolyzed casein acid hydrolyzed wood acid hydrometer Acid,Hydroxamic Acid,Hydroxyethylsulfonic Acid,Hydroxyindoleacetic acid hypo Acidiamus Acidianus Acid,Ibotenic acidic acidic accelerator acidic acidiferous acidic activator acidic adjustment acidic agglutination acidic amino acid

英汉双解词典包含3185865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。