我今天怀着复杂的心情忏悔了一天。

I confess to mixed feelings today.

人们对于民工的心情是复杂的.

There is an ambivalent feeling towards rural workers.

带着复杂的心情，看复杂的人生，走复杂的路。

With complicated emotions, see complex life, walk the complex way.

在寺泽医生的默默守护下，咲子怀着复杂的心情踏上了寻父之旅。

This surprise stir up her desire to find her father. Sakiko started her trip with Daisuke, feeling intricately.