准备考CFA的小伙伴一定听过这句话：一级是"面广但不深"，二级是"深到你怀疑人生"，三级嘛，直接换玩法了。这三级到底有啥区别？考的侧重点在哪？很多人还没搞清楚就一头扎进去了，结果学了半天发现跟自己想的那套完全是两码事。今天学姐就把2026年CFA一 ...

BEIJING, July 20 (Xinhua) -- By the time the math class kicked off at Beijing No. 13 Secondary School, an artificial intelligence (AI)-powered "agent" had already crunched weeks of student data, analy ...

Study supports link between music and cognitive ability 研究证实音乐训练与认知能力间存在联系 Episode 230918 / 18 Sep 2023 Learning an ...