I want to make my sister a pianist.

我想使我的妹妹成为一个钢琴家。

youdao

I gave my younger sister a pen.

我把一支钢笔给了我妹妹。

youdao

Is your younger sister a college student?

你妹妹是大学生吗？

youdao

"Now we will be late." My sister attends a small college where she is one of the smartest students.

VOA: special.2011.04.10

For example, if your son got in a fight with his sister and you're very concerned about him,

例如，如果你的儿子跟他的妹妹打了起来，你对他很是担心，

I need 课堂 - SpeakingMax英语口语达人

Because her brothers have naturally done what any brother would do accompanying a sister in a dangerous forest at night.

因为她的弟弟,做了任何一个弟弟深夜跟随着姐姐,在一个危险森林会做的事。

耶鲁公开课 - 弥尔顿课程节选

My one living daughter is somehow a little sister, a big sister and yet an only child.

NPR: The Human Body's Frailty and Splendor

He interrupted a recent meeting to show his sister a doll that blows bubbles out its bare bottom.

FORBES: Heir Waves

Edwarda did the hard work around the stables, allowing her younger sister a lot more time to ride the horses.

CNN: December 24, 2012 -- Updated 0455 GMT (1255 HKT)