英语词汇“field flattener”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	field flattener
释义	field flattener field flattener [′fēld ‚flat·ən·ər] (optics) A thin planoconvex lens placed in front of the photographic plate in some telescopes that have a curved focal plane so as to focus light on the flat plate.
随便看	under-employed underemployed under-employment underemployment underendowed under erasure underestimate underestimated underestimates underestimating underestimation underestimations underevaluation underexploit underexpose underexposed underexposes underexposing underexposure under eyes underfaction underfaculty under false colors under false colours under false pretences

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