英语词汇trifocal glass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	trifocal glass
释义	trifocal glass 简明释义三焦距透镜网络释义短语 1 trifocal glass trifocal lens 三焦距透镜
随便看	plate size plate,slab plate (slab) plate slab plate slab mill plate slap plate slenderness parameter plates of meat plates of unequal thickness plate solar heater plate solarization set plate spacing plate-spacing gage plate speaker PlateSpin plate-spinning plate spring plate spring plate spring assembly plate spring pressure gauge plate sprocket plate squaring shear plate squaring shears plate-sraightening rolls plate steel

英汉双解词典包含3185865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。