他是她的逗比她是他的糖心
[tā shì tā de dòu bĭ tā shì tā de táng xīn]
This playful name translates to 'He's her goofy buddy, and she's his sweetie', depicting a pair of lovers or close friends who have an endearing, complementary dynamic. One brings fun and amusement while the other adds sweetness and warmth to the relationship.