基本含义
disappointed 是动词 disappoint 的过去分词形式，常用作形容词，意为“感到失望的”或“因期望落空而沮丧的”。
常见用法
be disappointed (that)...：对某事感到失望
例：I was disappointed that the concert was canceled.be disappointed with/in/about + 名词：对某人/某事感到失望
例：She’s disappointed with her exam results.feel disappointed：感到失望
例：He felt disappointed after hearing the news.
例句参考
- We were disappointed to hear you couldn’t come.
- The children looked disappointed when it started raining on their picnic day.
- Don’t be too disappointed—everyone makes mistakes.
注意事项
注意区分 disappointed（感到失望的，描述人的感受）和 disappointing（令人失望的，描述事物本身）。
例如：
- The movie was disappointing.（电影令人失望。）
- I was disappointed by the movie.（我对这部电影感到失望。）