Collins Chinese Dictionary Plus (3rd edition), 2011:
思潮 sīcháo 名
1 (指社会) trend
2 (指个人) thought
- 他思潮起伏,久久不能入睡。 Tā sīcháo qǐfú,jiǔjiǔ bùnéng rù shuì. His head was full of restless thoughts, and for a long time he could not sleep.