impertinencen.
英 ɪm'pɜːt(ə)nəns; ɪm'pɜːtɪnəns | 美
中文n. 鲁莽，无理；不恰当
词根词源
impertinence (n.)c. 1600, from French impertinence, from Medieval Latin impertinentia, from Late Latin impertinentem "not belonging" (see impertinent). Impertinency is from 1580s.
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