英语词汇“parfocal”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	parfocal
释义	parfocal /pahr foh"keuhl/, adj. Optics. of or pertaining to different eyepieces (of telescopes or microscopes) that all focus their images in the same plane, so that they can be interchanged without readjusting the instrument. [1885-90; PAR¹ + FOCAL]
随便看	chalkrail chalkstone chalk stripe chalk talk chalky challah challenge challenged challenger challenging challis Chalmers chalone Chalukya chalumeau chalupa chalutz chalybeate chalybite cham chamade chamaedorea Chamaeleon chamaephyte chamber

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