We were deeply disappointed at/about the result.

我们对结果深感失望。

Even if the procedure was an improvement, they become deeply disappointed when the result isn’t “perfect.”

即便手术能给外表带来改善，但如果她们认为效果不够“完美”，就会感到极度失望。

The class broke into applause, all except for Malfoy, Crabbe and Goyle, who were looking deeply disappointed.

全体同学鼓起掌来，但马尔福、克拉布和高尔除外，他们看上去很失望。

We are deeply disappointed at not being able to visit Indonesia and thank the Indonesian FA and our fans for their support.

我们对不能到访印度深感遗憾，并感谢印尼足协和我们球迷的支持。

Heroically, Reid said, 'I would much rather die for my principles and those things that I strongly believe in but I am deeply disappointed with that kind of skullduggery tactics.

雷德颇有英雄气概地说：我宁愿为我的原则和信仰而死，但是我很看不起这类低三下四的小把戏。