西瓜只是夏天的情人而不是
[xī guā zhĭ shì xià tiān de qíng rén ér bù shì]
'Watermelon Is Just Summer's Lover, Not Anything Else' This interestingly combines food, seasons and emotional relations implying something temporary and delightful like enjoying watermelons during summertime. Suggests relationships or moments shouldn't always aim at forever; temporary beauties also count as precious memories.