Others who want to graduate in three years must pay for the same education as four-year students, but in a shorter period of time.

VOA: special.2009.07.23

But here's a four-year instead of factory blocking my view, it's the miss of time blocking my view.

但这里有四年,不是被工厂挡住视线，而是有一段时间没看到。

耶鲁公开课 - 死亡课程节选

A new study found better results in four-year-olds who go to bed around the same time every night and sleep at least eleven hours.

VOA: special.2010.06.09

At the same time, four Tier-Three countries from last year were upgraded in recognition of their anti-trafficking efforts Algeria,Moldova,Oman and Qatar.

VOA: standard.2009.06.16