By living at home,they will spend That's half the typical cost at a four-year state school, and a fraction of a private university's Adding room and food charges and fees at renowned universities can boost the bill as high as $50,000 a year!

VOA: standard.2009.12.14

A typical home--a conventional thirty-year-- this is what most people get today and that's--except for subprime.

一个典型的住宅,期限一般是30年,除了次级贷款之外,今天大部分抵押贷款期限都是30年

耶鲁公开课 - 金融市场课程节选

The typical -I'm going to talk about the conventional thirty-year mortgage, which has been a standard in the United States ever since the early 1950s.

典型的抵押贷款,我先介绍普通30年期抵押贷款,从20世纪50年代初起,它就是美国抵押贷款的标准期限

耶鲁公开课 - 金融市场课程节选