英语词汇focal length的意思、用法及释义-英汉双解词典

单词	focal length
释义	focal length (also focal distance), distance between the centre of a mirror or a lens and its focus 焦距.
随便看	landowner Land-rover landscape landscape gardening landslide landsman landward landwards lane language language laboratory languid languidly languish languishing languor languorous languorously lank lankiness lanky lanolin lantern lantern-jawed lantern jaws

英汉双解词典包含38652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。