down hilldaʊn'hɪl 基本英英搭配 下山坡 名词 downhill: the downward slope of a hilla ski race down a trail 形容词 downhill: sloping down rather steeply 副词 downhill: toward a lower or inferior statetoward the bottom of a hillup hill and down dale翻山越谷,到处…go down-hill走下坡路