英语词汇“focometer”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	focometer
释义	WordReference Random House Unabridged Dictionary of American English © 2024 fo•com•e•ter (fō kom′i tər),USA pronunciation n. [Optics.] Opticsan instrument for measuring the focal length of a lens or other optical system. foc(us) + -o- + -meter 1850–55
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