Is your sister older or younger than you?

你的姐妹比你大还是小？

《牛津词典》

"No offence," she said, "but your sister seems a little gloomy."

“没有冒犯的意思，”她说：“不过你妹妹似乎有点悲观。”

《柯林斯英汉双解大词典》

It's one thing to tease your sister, but it's another to hit her.

逗你妹妹玩是一回事，但打她那就另当别论了。

《牛津词典》

Giovanni heard her say "Give me your breath,my sister.

VOA: special.2009.05.23

Your sister told me that you broke up with your boyfriend.

你妹妹告诉我你和男友分手了。

I'm worried 实战 - SpeakingMax英语口语达人

Your young brother or sister, or my little children, can draw pictures of family members that barely look like family members.

你的弟弟妹妹或者我的小宝贝们,可以画一些看起来,仅仅有点像家庭成员的画

耶鲁公开课 - 死亡课程节选

You were loved and appreciated by your brother Yishai and your sister Pazit and their families.

CNN: [Hagay Shefi]

You see, you died alone in your apartment you rented from your sister downstairs.

FORBES: Dear Dad, With Love

Pick up your sister's kids at daycare so she can start shopping herself.

FORBES: Woman Gift Guide