英语词汇“focal length”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	focal length
释义	focal length n. Abbr. f The distance of a lens or mirror to its focal point. Also called focal distance, focus.
随便看	call number call off call of nature call on callose callosity callous callously callousness call out call-out callow Calloway callowness call sign call slip call (someone's) bluff call someone's bluff call the shots call the shots/tune call the tune call to account call to mind call to quarters call to task

英语词典包含135693条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。