爱理不理爱搭不搭
[ài lĭ bù lĭ ài dā bù dā]
It implies a state of indifference where someone chooses whether or not to respond based on personal mood or attitude at times. This describes a person who sometimes doesn't bother responding or interacting seriously because they simply do not care too much, reflecting an apathetic, lazy, or selective social interaction style.