the process of formally becoming a student at a university or college, or the ceremony at which this happens

At the matriculation ceremony, we all had to walk through the streets of Oxford wearing short black gowns. 在入学典礼上，我们都必须穿着黑色礼服短袍走过牛津的街道。

The report found an 11% increase in college matriculation. 报告显示大学入学人数增加了11%。