What do you mean, I have an older sister than mine?

Hello, I have a sister who is older than my sister, which means: I have a sister, but my sister has no sister. It's good to have a sister.

Extended data:

Advantages of having a sister:

1. Give you her gentlest side, always thinking about caring for your sensitive and fragile heart. She will be very practical and comfortable. Ask her what to do when she is confused, and she will give you her opinions and suggestions, but she won't be dogmatic because she understands you. She will give you the most selfless help and give you a sense of security in the first time when you are in trouble. If she is much older than you, she will try to follow you and spoil you. 5.