基本解释n.自信同根派生 self-assurance相关词英汉例句用作名詞 (n.)The teacher lacked assurance in front of his class.那位教師在學生麪前缺乏自信。Brave men meet danger with assurance.勇敢的男子漢會自信的麪對危險。self-assurance更多例句