Didymus is the Greek word for "twin" and Thomas is from a Semitic word,either Hebrew or Aramaic, or Syriac,which are all three similar languages, "Thomas" would look like in "twin" in those.
低土马就是希腊语的“双生子“,“多马“来源于闪语,希伯来语或亚兰语,或者叙利亚语,这三种都是很相似的语言,“多马“在这些语言中也有“双生“的意思。
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