英语词汇optical crown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 crown
释义	optical crown n. 【光】冕光学玻璃(具有低色散和较低折射率的光学玻璃, 用作透镜材料 )
随便看	Methodist Church Methodistically methodists Methodius, Saint methodization methodizations methodize methodized methodizer methodizes methodizing method of payment methodological methodologically methodologies methodologies methodologist methodologists methodology methods methods methomania methotrexate methotrexates methought

英汉双解词典包含368430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。