是我过于犯贱阻碍你幸福
[shì wŏ guò yú fàn jiàn zŭ ài nĭ xìng fú]
'It's My Fault for Getting in the Way of Your Happiness' is self-blame for interfering in someone’s happiness. It expresses regret for causing trouble that hindered another person’s well-being or success.