英语词汇“printing frame”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	printing frame
释义	WordReference Random House Unabridged Dictionary of American English © 2024 print′ing frame′, [Photog.] Photographya shallow, boxlike device with a glass plate on one side and an opaque, removable back, for holding a negative firmly against printing paper in contact printing. 1870–75
随便看	geologist geologize geology geom. geom geomagnetic geomagnetic storm geomagnetism geomancer geomancy geomantic geomedicine geometer geometric geometrical geometrically geometrical optics geometrical pace geometrician geometricise geometricization geometricize geometric mean geometric progression geometric ratio

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