deceive in, be deceived in

• 对(某人)感到失望，发现(某人)不如想像那样：

  How I have been deceived in my hopes!

  我是多么失望啊!

  to be deceived in one's hopes

  使某人的一切希望落空

  I've been deceived in her.

  我对她感到失望。