(NO TRANSCRIPTS) The intensity of the quake, which rocked the city for more than a minute, caught many off guard.

VOA: standard.2009.09.07

At least since the eighteenth century, these lines have been singled out for their beauty and, considering that Milton is describing the hideous demons under Satan's control, the pastoral elegance of this little simile really catches us off guard.

至少从19世纪起，这些句子因为它们的美感经常被单列出来，并被认为是弥尔顿在描述撒旦控制下的可怕的恶魔,这个小比喻诗歌上的优雅,确实使我们毫无防备。

耶鲁公开课 - 弥尔顿课程节选

Three times a day,crews take off from the Coast Guard station in Clearwater to search for oil.

VOA: standard.2010.07.05

Baaderbank Analyst Robert Halver says the move caught many investors off guard.

VOA: standard.2010.05.19