self-confidence

Practicing public speaking every day helped her build the self-confidence she needed for the presentation.

(Chinese) 每天练习演讲帮助她建立了演讲所需的自信心。

A lack of self-confidence can prevent talented people from applying for difficult job positions.

(Chinese) 缺乏自信心会阻碍有才华的人申请具有挑战性的工作职位。