make a clean breast of
US /meɪk ə kliːn brest əv/
UK /meɪk ə kliːn brest əv/

1.
坦白一切, 彻底承认
to confess fully, especially about something bad or illegal that one has done
:
•
He decided to make a clean breast of it and tell his parents about the broken vase.
他决定坦白一切,告诉父母关于打碎花瓶的事。
•
It's better to make a clean breast of your mistakes now than to let them fester.
与其让错误恶化,不如现在就坦白一切。