He would enter office facing the most serious crisis in American history.

VOA: special.2009.07.09

And perhaps that is pastoral in a way, going back to what you said, that I do think of myself in many ways as doing pastoral counseling, particularly in the most difficult circumstances when there's been a crisis, a death, a serious accident.

也许某种意义上这像是种牧师与受众，回到你刚才说的，很多时候我觉得自己,就是作为一个牧师指导学生，尤其是在极其困难的情况下,比如出现了危机，伤亡，或者严重事故。

普林斯顿公开课 - 人性课程节选

Olli Rehn,the E.U. monetary affairs commissioner, said the debt crisis is a serious threat.

VOA: special.2010.05.14

Just how serious is the Greek crisis? Very serious, says economist Paula Subacchi of the Chatham House policy institute in London.

VOA: standard.2010.02.26

First polls showed that most voters believe Grybauskaite has what it takes to lead the country out of its most serious economic crisis in years.

VOA: standard.2009.05.17

"They're not quite there yet. There have been some serious efforts to deal with a combination of long-standing problems in the auto industry and the current crisis which has seen the market for new cars drop from 14 million [vehicles in annual sales to nine million.

VOA: standard.2009.03.30