英语词汇optical brightener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	optical brightener
释义	optical brightenern. any fluorescent substance used to produce a whitening effect on laundry (在洗涤时用以产生漂白效果的)荧光剂
随便看	headboard head-butt head case headcount headdress headed header head first headgear headhunt headhunter headhunting headily headiness heading headlamp headland headless headlessly headlight head like a sieve headline headliner headlock headlong

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。