The new intern seemed diffident during the meeting and rarely shared her ideas.

那位新來的實習生在會議中顯得很沒自信，很少分享自己的想法。

Although he was diffident at first, the candidate answered the interview questions clearly.

雖然一開始有些膽怯，這位應徵者還是清楚地回答了面試問題。

A diffident customer service agent may hesitate to correct an angry caller's mistake.

缺乏自信的客服人員可能會不敢糾正生氣來電者的錯誤。