I was quite surprised when I read in your letter that you had decided not to finish your studies at the university.
当我在你的信中看到你已决定终止大学学业时感到很是惊讶。
Affluent he may be, but he is by no means sure what, to tip the doorman or the chambermaid.
他们可能很富有,但给看门人和房间女服务员多少小费,心中却根本没有数;