你情我愿两不相欠
[nĭ qíng wŏ yuàn liăng bù xiāng qiàn]
'Ni Qing Wo Yuan Liang Bu Xiang Qian' translates to 'both consented with neither party owing the other.' This expresses mutual understanding and agreement with equality in interpersonal relationships or exchanges, implying no debt owed by either party.