英语词汇preconcentrating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	preconcentrating
释义	请查阅词条：concentrate
随便看	single combat single cream singled single decker single-decker single-deckers singledom single figures single file single handed single-handed single-handedly single-handedness single-handednesses single market single minded single-minded single-mindedly single-mindedness single-mindednesses singleness singlenesses single out single out as single out for

英汉双解词典包含314281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。