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	AAA aardvark aardwolf Aaron's beard Aaron's rod A'asia aasvogel AAU AB AB Ab ab- abaca aback abacus Abadan Abaddon a bad (or bitter etc.) taste abaft abalone abandon abandoned abandonment a barrel of fun (or laughs) abase

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。