我爱你埋在心底变成秘密你想我的时候我也在想你
[wŏ ài nĭ mái zài xīn dĭ biàn chéng mì mì nĭ xiăng wŏ de shí hòu wŏ yĕ zài xiăng nĭ]
It means 'my love for you is buried in my heart turning into a secret; when you miss me, I'm also thinking of you'. It portrays concealed affection between two people, suggesting mutual longing and connection hidden deeply within each other’s hearts.