剑桥词典leading to a higher place on a slope 上坡(的);向山上(的);朝上坡方向(的) an uphill climb 向上的攀爬 running uphill 往山上跑 比较downhill needing a large amount of effort 费力的,艰难的 It'll be an uphill struggle /battle /fight to get the new proposals accepted . 要让新的提案获得通过会很艰难。 比较downhill 返回 uphill