1·The hills flattened out just south of the mountain.
在山的南边丘陵就变得平坦起来。
—— 《柯林斯英汉双解大词典》
2·For his research, Agassiz visited many places in the northern parts of Europe and North America, from the mountains of Scandinavia and New England to the rolling hills of the American Midwest.
阿加西为了研究，访问了欧洲北部和北美的许多地方，从斯堪的纳维亚的山脉和新英格兰走到美国中西部起伏的丘陵。
3·Hills and mountains are often regarded as the epitome of permanence, successfully resisting the destructive forces of nature, but in fact they tend to be relatively short-lived in geological terms.
丘陵和山脉通常被认为是永恒的象征，成功抵御着自然的破坏力量，但其实它们从地质学角度讲往往是相对短暂的。
4·The principal karst features are the karst hills, dry valley, the grike and so on.
主要岩溶形态有岩溶丘陵、干谷、岩溶沟等。
5·Rajeev and I were walking through the hills of eastern Nepal, where he had organized a number of projects over the past decade, including the construction of five schools.
谈话其间，我们正在尼泊尔东部的丘陵地带中穿行，在过去的十年间，拉杰夫在这一带帮助完成了大量的援助工程，其中包括五所学校的修建。
1·Comprising artists Mark Boyle and Joan Hills and their children, they recreated random sections of the British landscape on gallery walls.
他们在画廊的墙上重现了随机的英国风景，艺术家马克·博伊尔和琼·希尔斯和他们的孩子们也参与了创作。
2·The Jack Hills zircon led to something of a revolution in our understanding of the Hadean eon.
杰克·希尔斯锆石导致我们对冥古宙的理解发生了革命性的变化。
3·"This makes sense if you think about a focused task like driving," Hills says, "where you have to pay attention, but to the right things — which may be changing all the time."
“这是言之有理的，如果你想想一个需要全神贯注的任务比如开车。”希尔斯说，“那是你需要集中注意力的时候，但集中在正确的地方，就是说注意力一直在改变目标。”
4·"I'd call it the culture of competition," said Alex Hills, a professor of engineering and public policy at Carnegie Mellon, explaining why a single standard was not set in the United States.
“我愿称之为文化竞争，”卡内基·梅隆大学的工程师兼国家政策教授亚历克斯·希尔斯说，解释了一个标准在美国无法存活的原因。
5·Just as there are evolutionary tradeoffs for physical traits, Hills says, there are tradeoffs for intelligence.
正如在生理特质上的进化学此消彼长一样，希尔斯说，在智力上也有此消彼长。
1·A fine drizzle began to veil the hills.
蒙蒙细雨渐渐笼罩了群山。
—— 《牛津词典》
2·The road weaves through a range of hills.
这条路在群山中绕来绕去。
—— 《牛津词典》
3·Dark foliage clothes the hills.
浓密的树叶覆盖着群山。
—— 《新英汉大辞典》
4·The hills recede into the distance and now we are in vast grasslands dotted with termite mounds, skyscraper sandcastles of the insect world.
群山渐渐隐去，我们现在是在广阔的草原上，白蚁丘星罗棋布，那是昆虫世界的摩天大楼。
5·Here, where the river gently winds through the girdle of hills, lies a soil so saturated with the past that however far back the mind roams one can never detach it from its human background.
塞纳河在这儿静静地绕过群山，它喜爱这片浸透往事的土地，因而不论一个人的思绪漫游到何处，他永远不会把这条河同人类的活动分开。