英语词汇“nominal 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

单词	nominal focal length
释义	nominal focal length nominal focal length An approximate value of the focal length, rounded off to some standard figure, used for the classification of lenses, mirrors, or cameras.
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英语词典包含2567994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。