英语词汇optical crowns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 crowns
释义	optical crown (低折射率的)冕光学玻璃
随便看	hydropsychotherapy hydroptic hydropyle hydroquinone hydroquinone dimethyl ether hydroquinone monomethyl ether hydroquinones hydrorachis hydrorachitis hydros hydros. hydrosalpinx Hydroscaphidae hydroscope hydroscopes hydroscopic hydroscopical hydroscopicity hydrosere hydroseres hydroski hydroskimmer hydroskis hydrosol hydrosolic

英汉双解词典包含483723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。