對…缺乏信心 diffident: adj. 1.缺乏自信的。 2.羞怯的,膽怯的。 He is diffident of his success. 他對成功缺乏信心。 adv. -ly brazen diffident: 厚顏無恥的 缺乏自信的diffident - brassy: 羞怯的nerved diffident: 有勇氣的 缺乏自信的feel extremely diffident: 心里直打鼓下載手機詞典可隨時隨地查詞查翻譯