2·His studies, combined with his extramural activities, gradually brought him into quite a different social orbit from the one he grew up in, which led to quite an enrichment of his life experience.
他的学习和研究，以及他的各种各样的校外活动逐渐把他带到了一个与其从小成长的道路完全不同的社会轨道，大大丰富了他的生活阅历。