岩石的

The stark jagged rocks were silhouetted against the sky.

光秃嶙峋的岩石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.

地下蓄水层是一些有水的岩石层, 如沙岩和白垩岩。

Chockstone - Rock or stone tightly wedged in a crack.

紧密地楔入岩缝的岩石。

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、高破碎应的坚硬岩石矿，是有用的。

The castle is founded on solid rock.

城堡建筑在坚固的岩石上。

The rapakivi granites have a number of petrological peculiarities.

环斑花岗岩具有若干岩石学的特征。

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

这是非洲乍得境内撒哈大沙漠里的一块岩石画。

Miners wore a helmet as a guard against falling rocks.

矿工头戴钢盔, 防护落下的岩石。

A fall of rocks and earth blocked the road.

落下的岩石和泥土阻塞了道路。

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岩石。

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

自然地理是研究山脉、河流、海洋和岩石的科学。

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，含金性最好的岩石类型为只云母钠长片岩。

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

在模型井中对岩石的应进行了实验研究。

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岩石的地带。

The softer rock has been weathered away into soil.

较软的岩石风化成了泥土。

They drove a tunnel through the rock.

他们凿通一条穿过岩石的隧道。

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岩石。

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

冰岛遍布温泉、美丽的五彩岩石和其他自然奇观。

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

这座城市建在高出峡谷的岩石上。

We looked up at the rocky peaks towering above us.

我们抬头观望高高耸立的遍布岩石的山峰。