单词	orthonon
释义	orthonon noun or·​tho·​non ˈȯ(r)thəˌnän, -nən plural -s : a photographic material sensitive only to violet and blue compare color-blind sense 4 Word History Etymology orth- + nonhalation
随便看	nooklet nooks Nooksack nooksacks nooksak nooksaks nooky noological noology noon noonday noondays nooned nooner nooners noonest noonflower nooning noonings noonlight noonner noonnest noons noonstead noontide

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