你说我是你的什么啊你是我不能少的心啊
[nĭ shuō wŏ shì nĭ de shén me a nĭ shì wŏ bù néng shăo de xīn a]
A declaration of affection indicating an important and irreplaceable role in someone's life. It expresses deep sentiment and the idea of being indispensable to another person.