出典:Wiktionary
出典:『Wiktionary』 (2026/01/24 23:28 UTC 版)
the Quad Cities sg or pl (attributive Quad City or Quad-City)
出典:Wikipedia
出典:『Wikipedia』 (2011/07/19 19:42 UTC 版)
The Quad Cities is a group of five cities straddling the Mississippi River on the Iowa–Illinois boundary. These cities, Davenport and Bettendorf (in Iowa) and Rock Island, Moline, and East Moline (in Illinois), are the center of the Quad Cities Metropolitan Area, which, as of 2010, had an estimated population of 379,690.