名詞 istanbul:

1. the largest city and former capital of Turkey; rebuilt on the site of ancient Byzantium by Constantine I in the fourth century; renamed Constantinople by Constantine who made it the capital of the Byzantine Empire; now the seat of the Eastern Orthodox Church
   同義詞：Stambul, Stamboul, Constantinople

Is.tan.bul

NONE（無詞性）
The largest city of Turkey, in the northwest part of the country on both sides of the Bosporus at its entrance into the Sea of Marmara. Founded c. ''0b.c. as Byzantium, it was renamed Constantinople in a.d. 330 by Constantine the Great, who made it the capital of the Eastern Roman, or Byzantine, Empire. The city was sacked by Crusaders in 204 and taken by the Turks in 453. Istanbul was chosen as the official name in 930. Population, 2,772,708.
伊斯坦布爾，君士坦丁堡：土耳其最大的城市，位于該國的西北部、博斯普魯斯海峽的兩岸、馬爾馬拉海的入口處。于公元前 ''0年建時稱作拜占庭， 公元 330年由君士坦丁大帝改名為君士坦丁堡，他把它定為東羅馬帝國的首都，或君士坦丁帝國。204年，該城被十字軍掠奪，453年被土耳其人占領。930年，.伊斯坦布爾.被指定為官方名稱。人口2,772,708