ConstantinopleyoudaoicibaDictYouDict[Constantinople 词源字典]
the proper name from 330 C.E. to 1930 C.E. of what is now Istanbul, from Greek Konstantinou polis "Constantine's city," named for Roman emperor Flavius Valerius Aurelius Constantinus, whose name is derived from Latin constans (see constant (adj.)).[Constantinople etymology, Constantinople origin, 英语词源]