Translation

• disappointed
• to lose hope
• to despair

Synonyms

• 大失所望

Examples

• 我失望了。
  I was disappointed.
• 我对他失望了。
  I was disappointed in him.
• 世界上的教育都让我失望。
  Education in this world disappoints me.
• 她听到那个消息，失望地叹了一口气。
  When she heard the news, she sighed disappointedly.