When to Use This Idiom
Use 心血来潮 when:
- You suddenly decide to do something unplanned
- Describing impulsive behavior
- Explaining a random action
Example Sentences
他突然心血来潮，决定去海边看日出。
Tā tūrán xīnxuèláicháo, juédìng qù hǎibiān kàn rìchū.
He suddenly had a whim and decided to go to the beach to watch the sunrise.
这不是深思熟虑的计划，只是我的一时心血来潮。
Zhè búshì shēnsīshúlǜ de jìhuà, zhǐshì wǒ de yìshí xīnxuèláicháo.
This isn't a carefully thought-out plan, just a spur-of-the-moment idea of mine.