The person who asks you to dance at the dance may not accompany you until the end of the dance. what's the meaning
That is to say. Compare love to a huge dance floor, and everyone is addicted to it. Some people can change partners at will, while others can't. The person who asks you to dance may not always dance with you, that is to say, the person who will love you may not always love you, but may change partners at any time.