CleopatrayoudaoicibaDictYouDict[Cleopatra 词源字典]
common name of sister-queens in Egypt under the Ptolemaic Dynasty. The name is Greek, probably meaning "key to the fatherland," from kleis "key" (see clavicle) + patris, genitive of pater "father" (see father (n.)). The famous queen was the seventh of that name.[Cleopatra etymology, Cleopatra origin, 英语词源]