mixed feelings
noun [ plural ] uk/ˌmɪkst ˈfiː.lɪŋz/ us/ˌmɪkst ˈfiː.lɪŋz/
相互矛盾的感情，喜忧参半
If you have mixed feelings about something, you feel both pleased and not pleased about it at the same time.
I had mixed feelings about leaving home. I was excited but at the same time, I knew I would miss my family. 对于离开家我的感情很矛盾。很兴奋，但与此同时，我知道我会想家。