clear conscience
US /klɪr ˈkɑn.ʃəns/
UK /klɪr ˈkɑn.ʃəns/

1.
問心無愧, 清白
a feeling of guilt-free satisfaction from having done nothing wrong
:
•
After confessing, he finally had a clear conscience.
坦白後,他終於有了問心無愧的感覺。
•
I can leave with a clear conscience knowing I did my best.
我知道我盡力了,所以可以問心無愧地離開。