傻丫头只属我一个笨小子只爱你一个
[shă yā tóu zhĭ shŭ wŏ yī gè bèn xiăo zi zhĭ ài nĭ yī gè]
This nickname expresses a deep mutual affection, indicating that the owner is devoted to their loved one in a simple and heartfelt way. 'Silly girl only belongs to me, silly boy only loves you,' reflects a pure and sweet love story.