unimpressedadj.
英 ʌnɪm'prest | 美 ,ʌnɪm'prɛst
中文adj. 无印记的（没有印象的）；未受感动的
词根词源
unimpressed (adj.)1861, "not awed," from un- (1) "not" + past participle of impress (v.). Used earlier in a sense of "not subjected to restraint" (1743). Unimpressive is recorded from 1796.
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