All are tricky in a mine rendered unstable by the cave-in, and, in the best of cases, will take several months.
对于一个刚发生塌方仍处于不稳定状态的矿井来说，实施这两种方案都很棘手，而且，最快也需要几个月的时间。
U.S. troops surprised eight enemy fighters in a cave complex.
美国军队在一个洞穴群里出其不意地抓获了8名敌军士兵。
The President is unlikely to cave in to demands for a public inquiry.
总统未必会屈服而同意进行公开调查。
It's the deepest limestone cave in the U.S.
它是美国最深的石灰岩洞穴。
On Christmas Eve in 1994, humans entered a cave in the mountains of southeastern France for what was probably the first time in 20,000 years.
1994年圣诞前夜，人类进入了法国东南部山区的一个洞穴，这可能是2万年来的第一次。
The climbers took cover from the storm in a cave.
登山运动员在山洞里躲避暴风雨。
He listened and heard nothing but the echoes of his own voice in the cave.
他听了听，除了自己声音在山洞里的回响什么都没听见。
Staying in a cave hotel is a special experience in Goreme.
在戈雷姆，住在洞穴旅馆是一种特殊的体验。
What is rather amazing, you might think, is how similar some images are, whether you're looking at a rock face in South Africa or standing inside a cave in Spain.
可能更令人惊讶的是，某些图像的相似度非常高，不管是看南非的石像面具，还是身处西班牙的岩石洞穴里。
On no account can we cave in to terrorism.
我们绝不能向恐怖主义低头。
The company turned a big cave in the White Mountains into offices.
该公司把白山的一个大洞穴变成了办公室。
They asked how they could go to the Blue Grotto, a well-known sea cave in Capri.
他们问怎样才能去蓝洞，一个在卡普里岛的著名海洞。
山洞崩塌了。
The earthquake made the roadbed cave in.
地震后路基沉陷了。
The mysterious killer has been dubbed White Nose Syndrome (WNS) in America, where it was first discovered in a cave in New York State four years ago.
这个神秘的杀手在美国被称做白鼻子综合症，四年前首先在纽约州的一个山洞中被发现。
With a few strikes on her keyboard, Frick was able to call up daily radar data that covered a bat cave in Texas.
随着弗里克在键盘上敲击着字母，它能够调出一个德克·萨斯蝙蝠洞的日常雷达数据。
Fortunately they hid themselves in a cave in time.
幸运的是他们及时躲进了一个山洞。
The reason is the discovery, in 2004, of some peculiar seashells of that age in Blombos, a seaside cave in South Africa.
原因就是在2004年，在南非海边的一个洞穴，布隆伯斯洞中发现了一些罕见的海贝。
The fossil scrap —just the tip of a juvenile female’s finger —was discovered in 2008 during excavations of Denisova cave in Siberia’s Altai Mountains.
在2008年于西伯利亚的阿尔泰山脉，在丹尼索瓦洞的挖掘过程中，考古学家们发现了一妙龄少女的手指尖化石碎片。
Scientists have discovered the bones of what is thought to be the oldest human species in a cave in South Africa.
科学家在南非的一处岩洞里发现了最早人类的骨骼。
The Vindija cave in Croatia, where the Neanderthal bones — remains of three women who lived between 38, 000 and 45, 000 years ago — were found.
克罗地亚的Vindija洞穴，在这里科学家找到了三个生活在38 000到45 000年前的尼安德特妇女的遗骨。
It is easy to see why Oracle has refused to cave in, despite the fact that Sun is continuing to lose business.
这就很容易明白为什么尽管Sun公司仍在流失客户，甲骨文拒绝屈服的原因了。
Here is a picture of a German Shepherd dog outside a cave in the mountains.
一条德国牧羊犬站在一个山洞外。
The bones were found during excavations of the Liang Bua cave in the west of the island of Flores at a depth of around 15 feet (4.7 meters).
巨鹳的骨骼化石是在发掘弗洛勒斯岛上西面的Liang Bua洞穴时发现的，当时挖掘的深度是15英尺(4.7米)。
The longest known system in the world is Mammoth Cave in Kentucky with at least 580 kilometers of passageways.
世界上最长的已知洞穴系统是在Kentucky的Mammoth洞穴，有着至少580千米的通道。
Therese Madden, third from left, in Viogelmir, a lava tube cave in Iceland.
特蕾泽梅登，左起第三个，在Viogelmir，冰岛的一个熔岩洞。
This was no mean feat: the team tested more than 70 bones and found just one, a thigh bone found in a cave in Vindija, Croatia, that was in good enough condition for the technique to succeed.
这可不是一件简单的技术：该小组检查了70多块骨头，仅仅找到一块，这是一块发现于克罗地亚Vindija洞穴中的大腿骨。它拥有足够好的条件来保证此项技术的顺利实现。
This was no mean feat: the team tested more than 70 bones and found just one, a thigh bone found in a cave in Vindija, Croatia, that was in good enough condition for the technique to succeed.
这可不是一件简单的技术：该小组检查了70多块骨头，仅仅找到一块，这是一块发现于克罗地亚Vindija洞穴中的大腿骨。它拥有足够好的条件来保证此项技术的顺利实现。
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