Artificial intelligent assistant

valiant

valiant
/ˈvælɪənt; `væljənt/ adj
(rhet 修辞) brave or determined 勇敢的; 英勇的; 坚定的
    valiant resistance, efforts 顽强的抵抗、 努力
    She made a valiant attempt to laugh. 她放大了胆笑了起来.

牛津英汉双解词典

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