我怎甘心
[wŏ zĕn gān xīn]
This nickname '我怎甘心' (Wǒ zěn gānxīn) in Chinese translates to 'How can I resign myself to this?' It expresses a feeling of unwillingness to accept an unsatisfactory situation. The person using this nickname might be conveying their inner struggle, determination, and the sentiment of not being willing to give up or settle for less in life.