Health officials in Mexico and the United States were puzzled by a virus that combined elements of swine, avian and human influenza.

VOA: standard.2009.12.25

Long before Milton had begun to tackle the problem, Christians had for centuries, for millennia, puzzled over the logical inconsistency between these two concepts.

早在弥尔顿应对这个问题之前，基督教徒们就已经花了成百上千年，为这两个概念之间逻辑上的前后矛盾感到困惑。

耶鲁公开课 - 弥尔顿课程节选

They would have had to be damn fools to have settled there without that being in their minds, although some of the places where they settled leave us puzzled, and have left the ancients puzzled.

如果不是这样的话,他们的脑子就是进水了,确实是有一些殖民地建立在不毛之地,这让我们和古人都很困惑

耶鲁公开课 - 古希腊历史简介课程节选