authoritativeadj.
英 ɔː'θɒrɪtətɪv; -,teɪtɪv | 美 ə'θɔrətetɪv
中文adj. 有权威的；命令式的；当局的
词根词源
authoritative (adj.)c. 1600, "dictatorial" (a sense now restricted to authoritarian), from Medieval Latin authoritativus (see authority). Meaning "possessing authority" is recorded from 1650s; that of "proceeding from proper authority" is from 1809. Related: Authoritatively; authoritativeness.
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