I'm very disappointed in you.

我对你非常失望。

youdao

I'm very disappointed with my job.

我对我的工作很失望。

youdao

Honestly, I'm very disappointed here.

老实说，关于这个我非常失望。

youdao

I'm very disappointed and want to express my regrets to the British Open fans.

CNN: Tiger Woods, agent join Excel Sports Management

I'm very disappointed that we haven't put ourselves in the top spot of the world rankings.

BBC: England fall to Fiji in HK Sevens

I'm very disappointed to see it's being presented as something to do with women's rights.

BBC: Women's boxing gains Olympic spot