岩石的

The stark jagged rocks were silhouetted against the sky.

光秃嶙峋的衬托着天空的背景矗立在那里。

An aquifer is a water-bearing rock stratum such as sandstone and chalk.

地下蓄水层一些有水的层, 如沙和白垩。

Chockstone - Rock or stone tightly wedged in a crack.

紧密地楔入缝的。

These are useful in hard rock mining where high brisance, high shattering effects, are desired.

这种炸药，对需要高威力、高破碎效应的坚硬矿，有用的。

The castle is founded on solid rock.

城堡建筑在坚固的上。

The rapakivi granites have a number of petrological peculiarities.

环斑花岗具有若干学的特征。

A petroglyph emerges from the sands of the Sahara in Chad.

这乍得境内撒哈大沙漠里的一画。

Miners wore a helmet as a guard against falling rocks.

矿工头戴钢盔, 防护落下的。

A fall of rocks and earth blocked the road.

落下的和泥土阻塞了道路。

This new model of drilling machine can bore through solid rock ten metres deep.

这台新型钻机能钻透十米厚的坚固。

Physical geography is the study of mountains, rivers, seas, and rocks.

自然地理研究山脉、河流、海洋和的科学。

The main gold-carrying minerals are pyrite,chalcopyrite and telluride.The best gold-carrying rock is the biotite-albit schist.

主要的载金矿物有黄铜矿、黄铁矿、叶碲铋矿，含金性最好的类型为只云母钠长片。

The acoustoelectric effect of rock is investigated with experimental method in model borehole.

在模型井中对的声电效应进行了实验研究。

It took us the whole day to trek across the rocky terrain.

我们花了一整天的时间艰难地穿过那片遍布的地带。

The softer rock has been weathered away into soil.

较软的风化成了泥土。

They drove a tunnel through the rock.

他们凿通一条穿过的隧道。

To build this tunnel we had to cut through the solid rock.

为了修建这条隧道, 我们必须凿开坚硬的。

Iceland is full of hot springs, beautifully coloured rocks, and other natural wonders.

冰岛遍布温泉、美丽的五彩和其他自然奇观。

The city is built on the rock rising out of ravines.

这座城市建在高出峡谷的上。

We looked up at the rocky peaks towering above us.

我们抬头观望高高耸立的遍布的山峰。