ThemisyoudaoicibaDictYouDict[Themis 词源字典]
Greek goddess of law and justice, the name means "custom, right," literally "that which is laid down or established" (by custom); also "laws, ordinances," but closer in sense to Latin jus than lex; related to thema "proposition; that which is placed" (see theme).[Themis etymology, Themis origin, 英语词源]