self-confidence [ˈsɛlfˈkɑnfɪdəns]

例句:

• He has never exhibited the self-confidence, bordering on arrogance, of his predecessor.
  他从未表现出他前任的那种近乎傲慢的自信。
  来自柯林斯例句
• For us, it's a matter of confidence-building.
  来自BBC
• Lacking self-confidence and maturity, many teenagers are left feeling very vulnerable.
  许多十几岁的孩子既缺乏自信又不够懂事，所以感情上十分脆弱。
  
• What they said was a real knock to my self-confidence.
  他们的话是对我自信心的一次重大打击。
  
• It also improved my self-confidence while discussing to friends.
  来自SA
• It also builds self-confidence and teaches you about teamwork.
  来自THETIMES