我总觉得我使父亲失望了。

I always felt I was a disappointment to my father.

他最近发表的这部小说没有使人失望。

His latest novel does not disappoint.

你不来参加我们的聚会，使我们失望。

You disappointed us by not coming to our party.

我抱着极大的兴趣去听他的讲话，但使我失望的是讲话中没有什么新东西。

I went to his talk with great interest, but to my disappointment, nothing very new came forth.

对不起，我使你失望了。

I'm sorry to disappoint your hope.

那次辩论使人颇感失望。

The debate was a pretty disappointing affair.

你做那样的事使我太失望了。

You let me down doing a thing like that.

这使他非常失望。

It made him very disappointed.

他的漠不关心使我很失望。

I was disappointed by his indifference more than somewhat.

他在校成绩不佳，使他父亲深感失望。

His failure at school gave his father cause to feel bitterly disappointed.