你好,freshfromanexcursiontoEurope 在这里做“定语成分”修饰先行词 students 。freshfromanexcursiontoEurope 实际上是 who were fresh from an excursion to Europe 的缩写形式,所以,问句等于:I think I got serious about this only recently when I ran into one of my former students who were fresh from an excursion to Europe.译文: 我想我最近才开始认真考虑这个问题,因为我遇到了一个刚从欧洲旅行回来的学生。