a long river in western Asia that was one of the two great rivers of the ancient region of Mesopotam

中文解释

（西亚的）底格里斯河 Between the Tigris and Euphrates Rivers is the area believed to be the biblical site of the Garden of Eden. 底格里斯河和幼发拉底河之间的地区被认为是圣经中伊甸园的所在地。