My elder sister is the center of my life. I never find the absence of love, friendship or guardian till I am with my sister.

我的姐姐是我生活的中心。和姐姐在一起为止，我从来没有缺少过爱情、友情和保护。

youdao

An elder brother, a younger sister, an elder sister.

一个哥哥，一个妹妹，一个姐姐。

youdao

The most important thing is that you should try to be a good elder brother or sister, your parents also wish you to be friendly to your brother or sister.

最重要的是，你应该努力成为一个好哥哥或姐姐，你的父母也希望你对你的兄弟或姐妹友好。

youdao

It would seem that the Elder Brother and his sister were way too optimistic in their assessment of the protected status of the virtuous poet and the protected status of the virgin, the favored role of the poet. Virginity does nothing.

似乎《科玛斯》中哥哥和他的妹妹认为,贞洁的诗人，未失童真的诗人自然会受到保护,的想法太过乐观了，贞洁无能为力。

耶鲁公开课 - 弥尔顿课程节选

Now to the extent that this discussion is actually about the virginity of the Second Brother and the Elder Brother's sister, it seems, I think, to border on the ridiculous; but the debate, I think, we have to take seriously.

后来这兄弟俩谈论的对象,转到了自己的妹妹的贞洁的时候，就显得有点愚蠢了;,但我觉得这段辩论应当好好研究。

耶鲁公开课 - 弥尔顿课程节选

The researchers said the probability of the younger sister having a teenage pregnancy went from one in five to two in five if the elder sister had a baby as a teenager.

BBC: Teenage pregnancy is 'contagious'

Her elder sister Ejegayehu was an Olympic silver medalist in 2004, while younger sister Genzebe was the 2009 world junior cross country champion and a younger brother Dejene is a promising 800m runner.

CNN: Born to run: Ethiopia's golden girl Dibaba

Upon her return to the country, Nkubana opened a hotel with her elder sister in Kigali.

CNN: Rwandan basketmakers weave their way into Macy's