"It is relatively cheap for what you get, and it has been in existence for 60 years, so it is well established as a health service and it works,".

VOA: standard.2009.09.24

The great Milton can be invoked here because he has already been established as an authority.

伟大的弥尔顿在这里之所以被引用,是因为他已经确立了他的权威。

耶鲁公开课 - 弥尔顿课程节选

But there has been growing criticism, particularly from congressional Republicans, that Mr.Obama should have established a plan for what to do with the detainees at Guantanamo before announcing his decision to close the facility by January 2010.

VOA: standard.2009.05.20