An ancient region of southwest Asia between the Tigris and Euphrates rivers in modern-day Iraq.Probably settled before 5000 b.c.是什么意思_An ancient region of southwest Asia between the Tigris and Euphrates rivers in modern-day Iraq.Probably settled before 5000 b.c.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句