单词 disappointed 是动词 disappoint 的过去式和过去分词形式。
英式发音：/ˌdɪsəˈpɔɪntɪd/
美式发音：/ˌdɪsəˈpɔɪntɪd/
中文意思：感到失望的；沮丧的；扫兴的。
例句：
- I was really disappointed when I failed the exam.
- She looked disappointed after hearing the news.
- Don’t be disappointed — you’ll have another chance.
记忆小贴士：dis-（否定前缀）+ appoint（任命，安排）→ 原本有期待但未实现 → 失望。