sandstone

简明释义

英[ˈsændstəʊn]美[ˈsændstoʊn]

n. [岩] 砂岩；沙岩

英英释义

单词用法

同义词

反义词

例句

1.The sandstone facade had disintegrated from long exposure to the elements.

由于长期暴露在自然环境中，沙岩的表面已经风化了。

2.Its expanse of red Indian sandstone and wavy ribbons of glass is beautiful.

它广阔的红色印度砂岩和波浪状的玻璃带是美丽的。

3.Once you do that, you can compare the age of the Zircon in the sandstone in your sample to the age of the Zircon in the mountains.

一旦你这样做了，你就可以比较样品中砂岩里锆石的年龄和山上锆石的年龄。

4.Lightning flashes over Ayers Rock, a landmark red sandstone monolith that draws tourists to Australia's center.

闪电越过一整块的红色砂岩地标将游客引向了澳大利亚的中心。

5.Pink sandstone elephants stand to attention on granite plinths. Fountains leap, as more elephants squirt jets of water.

花岗岩底座上整齐地立着几只粉色砂岩大象。更多的大象喷出一串串水流，引起喷泉跃动。

6.In this case, Uranium-Lead Dating was used to establish that half of the sandstone in the samples was formed at the same time the granite in the Appalachian Mountains was formed.

在这种情况下，铀铅定年法被用来确定样本中一半的砂岩是在阿巴拉契亚山脉花岗岩形成的同时形成的。

7.The ancient ruins were primarily constructed from sandstone.

这些古代遗址主要是用砂岩建造的。

8.The artist used sandstone to create a beautiful sculpture.

这位艺术家用砂岩雕刻了一件美丽的雕塑。

9.Many buildings in the city are made of locally sourced sandstone.

这座城市的许多建筑都是用当地开采的砂岩建造的。

10.The sandstone cliffs along the coast are a popular tourist attraction.

沿海的砂岩悬崖是一个受欢迎的旅游景点。

11.We found fossils embedded in the layers of sandstone during our hike.

在我们的徒步旅行中，我们发现了嵌在砂岩层中的化石。

作文

Sandstone is a sedimentary rock composed mainly of sand-sized mineral particles or rock fragments. It is formed through the process of lithification, where sediment is compacted and cemented over time. One of the most fascinating aspects of sandstone (砂岩) is its wide range of colors and textures, which can vary greatly depending on its mineral composition and the environment in which it was formed. The hues of sandstone (砂岩) can range from vibrant reds and oranges to subtle grays and browns, making it a popular choice for both construction and artistic applications. Historically, sandstone (砂岩) has been used as a building material for centuries. Many ancient structures, including temples and monuments, were crafted from this versatile rock. The durability of sandstone (砂岩) allows it to withstand the test of time, as seen in famous landmarks around the world. For instance, the iconic red cliffs of the American Southwest are primarily composed of sandstone (砂岩), showcasing its ability to form stunning natural landscapes. In addition to its aesthetic appeal, sandstone (砂岩) plays a crucial role in geological processes. It serves as an important aquifer, allowing water to flow through its porous structure. This characteristic makes sandstone (砂岩) essential for groundwater storage and supply in many regions. Furthermore, the presence of sandstone (砂岩) can influence local ecosystems, providing habitats for various plant and animal species. The extraction and use of sandstone (砂岩) also raise environmental concerns. Quarrying practices can lead to habitat destruction and landscape alteration. Therefore, sustainable practices in the mining and use of sandstone (砂岩) are vital to minimize ecological impacts. Efforts are being made to promote responsible sourcing and to ensure that the beauty of sandstone (砂岩) can be enjoyed by future generations without compromising the environment. In summary, sandstone (砂岩) is not only a significant geological material but also a key player in human history and culture. Its diverse applications, from architecture to natural landscapes, highlight its importance. Understanding the properties and implications of sandstone (砂岩) allows us to appreciate its role in both nature and our built environment. As we continue to explore and utilize this remarkable rock, it is essential to do so with respect for its origins and the ecosystems it supports.