"Without a doubt we will hit more obstacles.

VOA: special.2010.08.21

Now without doubt this is a dubious theory of classical anthropology.

现在毫无疑问这是一个关于古典人类学的可疑学说。

耶鲁公开课 - 弥尔顿课程节选

"The more banal he is, the more terrifying he is. There is no doubt and I'll say without question that it was the most difficult thing I've ever done as an actor."

VOA: standard.2010.01.08