igneous

简明释义

英[ˈɪɡniəs]美[ˈɪɡniəs]

adj. 火的；[岩] 火成的；似火的

英英释义

单词用法

同义词

反义词

例句

1.I wonder if there are further classifications of igneous rocks.

我想知道火成岩还有进一步的类型划分吗。

2.Such meteorites look like igneous rocks from earth-hence the belief that Vesta has a mantle.

这种陨石与地球上的火成岩相似—因此可以相信灶神星上有地幔存在。

3.Texture and structure of igneous rocks and classification.

岩浆岩的结构和构造岩浆岩的分类。

4.The Yogo dike is a narrow subvertical sheet-like igneous body.

Yogo堤防是一个狭窄的亚垂直片状火成体。

5.Igneous rock is rock formed by solidification from a molten state; especially from molten magma.

火成岩是从熔融状态(特别是通过熔化岩浆)凝固而成的石头。

6.Some very ancient sediments were no longer recognizable, having been converted to igneous and metamorphic rocks in the course of mountain building.

在造山的过程中，一些非常古老的沉积物已被转化为火成岩和变质岩，已经无法辨认了。

7.The igneous 火成的 rock formed from cooled lava is often found near volcanoes.

这种从冷却的熔岩形成的火成的岩石通常在火山附近发现。

8.Geologists study igneous 火成的 rocks to understand the Earth's formation.

地质学家研究火成的岩石以了解地球的形成。

9.Granite is an example of an igneous 火成的 rock that is commonly used in construction.

花岗岩是一个常用于建筑的火成的岩石的例子。

10.The igneous 火成的 rock cycle includes processes like melting and crystallization.

火成的岩石循环包括熔化和结晶等过程。

11.Basalt is a dark-colored igneous 火成的 rock that forms from rapid cooling of lava.

玄武岩是一种深色的火成的岩石，形成于熔岩迅速冷却。

作文

The Earth is a fascinating planet, filled with various types of rocks that tell the story of its geological history. Among these rocks, igneous (火成的) rocks hold a special place due to their formation from molten material. These rocks originate from magma, which is found beneath the Earth's surface. When magma erupts through volcanic activity, it cools and solidifies to form igneous (火成的) rocks. This process can occur rapidly, resulting in fine-grained textures, or it can take a longer time, leading to coarse-grained textures depending on the cooling rate. There are two main types of igneous (火成的) rocks: intrusive and extrusive. Intrusive igneous (火成的) rocks, such as granite, form when magma cools slowly underground. This slow cooling allows large crystals to develop, giving these rocks their distinctive appearance. On the other hand, extrusive igneous (火成的) rocks, like basalt, form when lava erupts onto the Earth's surface and cools quickly. The rapid cooling results in smaller crystals and a smoother texture. The study of igneous (火成的) rocks is not only crucial for understanding the Earth's crust but also provides insights into volcanic activity and the processes that shape our planet. Scientists often analyze the mineral composition of igneous (火成的) rocks to learn more about the conditions under which they formed. For instance, the presence of certain minerals can indicate whether the magma was rich in silica or other elements, which in turn affects the type of volcanic eruption that may occur. In addition to their scientific significance, igneous (火成的) rocks have practical applications. Granite, a common type of intrusive igneous (火成的) rock, is widely used in construction and architecture due to its durability and aesthetic appeal. It is often used for countertops, flooring, and even monuments. Basalt, on the other hand, is frequently used in road construction and as a base material for various structures. Moreover, igneous (火成的) rocks can also play a role in the natural environment. They can influence soil composition and provide habitats for various organisms. The weathering of igneous (火成的) rocks contributes to the formation of soil, which is essential for plant growth and agriculture. In conclusion, igneous (火成的) rocks are a vital component of the Earth's geology. Their formation from molten material provides a unique perspective on the dynamic processes occurring within our planet. By studying igneous (火成的) rocks, we gain valuable knowledge about the Earth's history, volcanic activity, and the resources that can be derived from these fascinating formations. Whether in a scientific context or in everyday life, the importance of igneous (火成的) rocks cannot be overstated.

地球是一个迷人的星球，充满了各种类型的岩石，这些岩石讲述着其地质历史的故事。在这些岩石中，igneous (火成的) 岩石因其由熔融材料形成而占据特殊的地位。这些岩石源自地球表面下的岩浆。当岩浆通过火山活动喷发出来时，它会冷却并固化形成 igneous (火成的) 岩石。这个过程可以迅速发生，导致细粒的纹理，或者也可以花费更长的时间，从而根据冷却速率形成粗粒的纹理。 igneous (火成的) 岩石有两种主要类型：侵入性和喷出性。侵入性 igneous (火成的) 岩石，如花岗岩，是在地下岩浆缓慢冷却时形成的。这种缓慢的冷却使得大型晶体得以发展，赋予这些岩石其独特的外观。另一方面，喷出性 igneous (火成的) 岩石，如玄武岩，是在熔岩喷发到地球表面并迅速冷却时形成的。快速冷却导致较小的晶体和更光滑的纹理。 研究 igneous (火成的) 岩石不仅对理解地壳至关重要，还提供了对火山活动和塑造我们星球的过程的洞察。科学家们通常分析 igneous (火成的) 岩石的矿物组成，以了解它们形成的条件。例如，某些矿物的存在可以表明岩浆富含二氧化硅或其他元素，这反过来又影响可能发生的火山喷发类型。 除了科学意义外，igneous (火成的) 岩石还有实际应用。花岗岩是一种常见的侵入性 igneous (火成的) 岩石，由于其耐用性和美观性，广泛用于建筑和建筑设计。它常用于台面、地板甚至纪念碑。另一方面，玄武岩则经常用于道路建设和各种结构的基础材料。 此外，igneous (火成的) 岩石还可以在自然环境中发挥作用。它们可以影响土壤成分，并为各种生物提供栖息地。igneous (火成的) 岩石的风化有助于土壤的形成，而土壤对植物生长和农业至关重要。 总之，igneous (火成的) 岩石是地球地质的重要组成部分。它们由熔融材料形成，为我们提供了对我们星球内部动态过程的独特视角。通过研究 igneous (火成的) 岩石，我们获得了关于地球历史、火山活动以及可以从这些迷人形成物中提取的资源的宝贵知识。无论是在科学背景下还是在日常生活中，igneous (火成的) 岩石的重要性都不容小觑。