西北部地区 Northwest Territories >在东部平原和西部高山之间，广泛分布着 干燥的戈壁、沙漠和高原。 In between the contrasting low level east and the mountainous west lie vast tracks of dry deserts such as the Gobi, steppe and plateaus. >这些地区降水很少。 The rainfall in these areas is extremely low.西北部地区 Northwest Territories  在东部平原和西部高山之间，广泛分布着 干燥的戈壁、沙漠和高原。 In between the contrasting low level east and the mountainous west lie vast tracks of dry deserts such as the Gobi, steppe and plateaus.  这些地区降水很少。 The rainfall in these areas is extremely low