英语词汇light-pen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	light-pen
释义	light-penn. (also 亦作 light-gun) 1 a penlike or gunlike photosensitive device held to the screen of a computer terminal for passing information on to it 光笔 2 a light-emitting device used for reading bar codes 读码器
随便看	precondition preconization preconize preconscious preconsciousness pre-cook pre-cool precordial precostal precursor precursory pre-cut predacious predaciousness predacity pre-date predation predator predatorily predatoriness predatory predecease predecessor pre-decimal predella

英汉双解词典包含94788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。