Neuroscientist Avshalom Caspi, then at Kings College London, led the two thousand three study.

VOA: special.2009.06.24

And so tradition just said, "Well if there are three gifts,there must be three kings."

所以传说在流传过程中，人们认为，“有三样礼物，那必定有三位国王“

耶鲁公开课 - 新约课程节选

Three wise men or kings visited the Baby Jesus.

三位智者或国王探望了。

耶鲁公开课 - 新约课程节选