英语词汇planoconvex spotlight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	planoconvex spotlight
释义	planoconvex spotlight 【电工学】平凸型聚光灯
随便看	expelling expellings expels expend expendabilities expendability expendable expendable art expendables expended expend energy on expender expenders expend in expenditure expenditures expend on expense expense-account expense account expense-accounts expense accounts expensed expenseless expensing

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。