off-coloradj.
英 'ɔ:f'kʌlə | 美
中文adj. 脸色不好的；颜色不佳的；下流的
词根词源
off-color (adj.)1858, from off (adv.) + color (n.); originally used of gems; figurative extension to "of questionable taste, risqué" is American English, 1867.
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