undisciplinedadj.
英 ʌn'dɪsɪplɪnd | 美 ,ʌn'dɪsəplɪnd
中文adj. 无训练的；混乱无纪律的
词根词源
undisciplined (adj.)late 14c., "untrained," from un- (1) "not" + past participle of discipline (v.). Similar formation in German undisciplinirt, Swedish odisciplinerad. Specific meaning "not subject to military discipline" is attested from 1718.
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