Trapped in the cave by a fall of rock, the men kept up their morale by singing together.
被一阵乱石困在山洞之后，这写男人们通过合唱来保持斗志。
Afraid that in her unclear state of mind she might fall off the rock to her death, Grant climbed on all fours up a tight, narrow path by digging into the earth with his fingers and feet until he reached Paula.
担心她在神志不清的状态下会从岩石上掉下来摔死，格兰特手脚插入泥土，四肢并用地沿着一条狭窄的小路往上爬，一直爬到宝拉身边。
Since it is not easy to judge the direction of force in a fall, much less the extent of force, the belayer must evaluate each situation and make use of the rock for the most secure position.
由于在降落过程中很难判断受力的方向，更不用说受力的大小，因此保护者必须对每一种情况进行估量，并利用岩石取得最安全的位置。
In fall 2008 researchers found a vast trove of images of humans, birds, and kangaroos painted onto the walls of a rock shelter at the Djulirri archaeological site in northern Australia's Arnhem Land.
2008年秋天，澳大利亚北部的阿纳姆地djulirri考古遗址，研究者们发现了大批的描绘人类、鸟类和袋鼠的岩画。
A man walking in the night slipped from a rock afraid that he would fall down thousands of feet, because he knew that place was a very deep valley.
一个人在夜间行走时，不小心从岩石上滑落了下来。因为他知道这个地方是一个十分深的山谷，所以他害怕自己会一下子跌下去。
She let her head fall against the scratched window and watched a group of young men awkwardly roll a large rock into the middle of the street to disrupt traffic.
她把头搭在布满划痕的车窗上，看着一群年轻人笨手笨脚地把一块大石头滚到路中间去阻断交通。
To reduce the length of a fall due to fatigue, loose rock or a slip.
减少疲惫时、岩块松垮时或失足时坠落的长度。
Afraid that he would fall down thousands of feet, because he knew that place was a very deep valley, he took hold of a branch that was hanging over the rock.
他知道那个地方是个深谷，他害怕掉进万丈深渊，就抓住从岩石是垂下的一根树枝。
A piece of rock have fall and block up the path.
一块岩石掉了下来，堵住了路。
Rock burst normally refers to the craze of the terrane with crepitation when the rock slices or rock pieces shoot off along with a certain direction or fall down.
岩爆一般是指在隧道开挖后，发生的一种带有爆裂声响的岩层开裂，岩片或岩块沿一定方向弹射出或坠落下来。
Occasionally a rock would fall from one side or the other, with a roar and crash, exploding like a ton of dynamite when it struck bottom, making us think our last day had come.
偶尔会伴随着轰隆声或崩塌，有岩石从这边或那边掉落下来，当它击中峡谷底部时，就像是一吨炸药爆炸，让我们觉得我们的末日已经到来。
This paper puts forward a main working procedure and technique demand about building monitoring net (station) of rock fall and landslide.
本文提出了对崩滑地质灾害监测网(站)建网方案进行优选设计的主要工作程序和技术要求。
The gods had condemned Sisyphus to ceaselessly rolling a rock to the top of a mountain, whence the stone would fall back of its own weight.
作者 阿尔贝·加缪（法）神祇们处罚西西弗斯，叫他不停地把一块巨石推上山顶去，由于它本身的重量，巨石又从山顶上滚下来。
Scour resistant capacity of rocky river beds, in fact, indicate such a capacity of resisting disintegration and damage for rock mass under the impingement of free fall jets.
岩石河床的抗冲能力，实质上反映了基岩在挑射水流的冲击下抵抗解体破坏的能力。
In the fall of 1948, Andy met me one morning in the exercise yard and asked me if I could get him half a dozen rock-blankets.
1948年秋天，有一天早上，安迪在运动场上跟我见面，问我能不能替他弄到一打磨石布。
But a city which is built foursquare, enclosed in a circle or on the top of a hill, and established on a rock, can neither fall nor be hidden.
但是方形的城市，围成圆形的，或是建在山顶上的用石头建造的，既不会倒塌也不会隐藏。
But a city which is built foursquare, enclosed in a circle or on the top of a hill, and established on a rock, can neither fall nor be hidden.
但是方形的城市，围成圆形的，或是建在山顶上的用石头建造的，既不会倒塌也不会隐藏。
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