广州校区，师兄，师姐，师妹。用英语怎么说？

广州校区guangdong campus

师兄，师姐，师妹英文里没有这样的词
只可以说
students who share the same major as mine but are
senior/junior to me

广州校区 guangzhou campus
师兄，师姐 senior
师妹 junior

senior