大约在我三年级的时候，看着高年级的大哥哥大姐姐站在学校门口值勤，这的好风光！

About my third grade, watching the seniors big brother big sister on duty at the school gate, nice scenery!

youdao

她的儿子们都有大哥哥或大姐姐。

All of her boys have had Big Brothers or Big Sisters.

youdao

在我幼年的时候，看到大姐姐大哥哥们背着书包上学，似乎是一件很快乐的事，于是我期盼快快成长。

When I was young, I saw big sister like elder carrying a bag to go to school, appears to be a very happy thing, so I look forward to growing up quickly.

youdao