英语词汇“optical crown”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	optical crown
释义	optical crown in British English noun an optical glass of low dispersion and relatively low refractive index. It is used in the construction of lenses
随便看	yealing yealm yean yeanling year year after year year and a day yearbook year by year yeard year end yearend year head year in, year out year-in-year-out yearlies yearling year-long yearlong year-long inquiry yearly yearn yearner yearning yearningly

英语词典包含298861条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。

optical crown in British English