三分钟热度的我爱你那么久
[sān fēn zhōng rè dù de wŏ ài nĭ nèi me jiŭ]
The title means 'a three-minute passion turned into a long-lasting love.' It highlights how initially impulsive feelings evolved into enduring affection. Often refers to someone who fell for their lover quickly yet maintained those intense emotions for quite some time.