你对我的爱我永远都不懂
[nĭ duì wŏ de ài wŏ yŏng yuăn dōu bù dŏng]
This nickname expresses a feeling of inability or unwillingness to reciprocate or understand the love shown to the user. It's like they are saying, 'No matter how you love me, I will never comprehend your feelings,' hinting at emotional detachment or self-protection.