The national record for snowfall in a single season was set in nineteen ninety-eight and nineteen ninety-nine.

VOA: special.2010.01.05

Even while Aristotle may deny that there is a single method appropriate to the study of politics he proposes a set of common questions that political scientists have to address.

且总是时有变迁，虽然亚里士多德,可能否定有单一方法适合研究政治,但他却也提出一套通用的问题,政治科学家必需加以探讨。

耶鲁公开课 - 政治哲学导论课程节选