剪了短发不爱人渣留了长发等你爱他
[jiăn le duăn fā bù ài rén zhā liú le zhăng fā dĕng nĭ ài tā]
Translates roughly into English: Cut short my hair and I do not love a bad guy. Wait for him (the right man) to love me when my hair grew long. It can imply personal growth, independence, letting go of toxic relationships, waiting for true love, etc.