If you describe someone's behaviour or feelings as understandable, you think that they have reacted to a situation in a natural way or in the way you would expect. 可以理解的
adjective [原级] 可以理解的；可以了解的
His unhappiness was understandable. 他的不高兴是可以理解的。
- understandable 出现在下面的课文中（提供视频、音频及笔记等可系统性学习）
- Lesson 35 Space odyssey
