形容词
中文翻译：悲伤的
同义词：
['depressed', 'disheartened', 'melancholic']
例句：
-
1. She looked at the sad expression on her friend's face and felt a pang of sympathy.
她看着朋友悲伤的表情，感到一阵同情。
-
2. The news of their divorce saddened everyone in the office.
他们离婚的消息让办公室里每个人都感到难过。
-
3. The old man sat alone in his room, feeling sad and lonely.
老人独自坐在房间里，感到悲伤和孤独。