1·Driving the steep road to the mountaintop Inca ruins of Machu Picchu is potentially dangerous and hiking there is difficult.
沿着陡峭的道路驱车前往马丘比丘的印加遗址山顶是很危险的，在那里徒步旅行也很困难。
2·Which is good news only if you like this summer's oil spill, mountaintop removal mining, catastrophic climate change and the ongoing transfer of wealth from the U.S. to oil-producing countries.
如果你喜欢今年夏天的原油泄漏、灾难性的气候变化、山顶移除开采、以及财富不断从美国转到石油产出国手中，这倒是个好消息。
3·They had lived an astonishing 72 days on the snow-covered mountaintop after the crash.
撞机后，他们在白雪皑皑的山顶度过了72天，太不可思议了。
4·A human corpse is cut into small pieces and placed on a mountaintop, exposing it to the elements and animals - especially to birds of prey.
将一具尸体碎成无数小块然后置于山顶之上，使其暴露于风雨雷电和动物(特别是食肉猛禽)之下。
5·They had lived an astonishing 72 days on the snow-covered mountaintop after the crash. The story of their survival inspired the 1993 film Alive.
在撞机以后，这些人在白雪皑皑的山顶渡过了不可思议的72天， 1993年的电影《天劫余生》正是根据他们的真实经历改编的。
1·More than half of Appalachian coal mining is done by the wrenching mountaintop removal method.
阿帕拉契山脉一半多煤矿都采用山巅移除采矿的方法。
2·Mountaintop removal mining is considered the fastest, most cost-effective way to mine coal reserves.
山巅移除采矿被认为是最快最省钱的采煤方法。