1. Clean break一刀两断;
2. dry-clean 干洗;
3. come clean with someone about something 向某人坦白某事;
4. clean up the mess 收拾烂摊子/收拾残局;
5. Clean up one’s act 洗心革面;
6. Have a clean conscience 问心无愧;
7. Keep one’s hand’s clean 停止做违法的事情;
8. Clean one out 得到某人所有的钱