crust

简明释义

英[krʌst]美[krʌst]

n. 面包皮；（馅饼或比萨饼等的）酥皮；硬外皮，硬外壳；地壳；<非正式>生活，生计

v. 形成（或结成）硬皮（或硬壳）

复 数 c r u s t s

第 三 人 称 单 数 c r u s t s

现 在 分 词 c r u s t i n g

过 去 式 c r u s t e d

过 去 分 词 c r u s t e d

英英释义

单词用法

同义词

反义词

例句

1.Earth's continental crust has changed significantly in composition overtime.

随着时间的推移，地球大陆地壳的组成发生了巨大的变化。

2.The first prediction model looks along earthquake faults, those cracks in the Earth's crust, to find what are known as seismic gaps.

第一个预测模型沿着地震断层，即地壳中的裂缝，寻找所谓的地震缝隙。

3.Under the atmosphere, scientists think there is a very thin crust of carbon and oxygen.

科学家们认为在大气层下存在着一层由碳和氧组成的稀薄地壳。

4.All are slowly moving because the plates float on a denser sem-iliquid mantle, the layer between the crust and Earth's core.

所有板块都在缓慢移动，因为它们漂浮在密度更大的半流体地幔上，也就是地壳和地核之间的那一层。

5.Messenger will explore the surface of Mercury, its crust, its atmosphere and even its magnetic field.

“信使号”将探索水星的表面、地壳、大气，甚至其磁场。

6.All are slowly moving because the plates float on a denser semi-liquid mantle, the layer between the crust and Earth's core.

所有板块都在缓慢移动，因为它们漂浮在密度更大的半液态地幔上，也就是地壳和地核之间的那一层。

7.My starving soul nearly screamed with each voluptuous bite of silky roasted vegetables and chewy crust.

每次奢侈地咬一口柔滑的烤蔬菜和耐嚼的面包皮，我饥饿的灵魂都几乎尖叫。

8.In this case, we especially want to know if any of the mantle, the layer beneath the crust, was exposed by the impact.

这种情况下，我们特别想知道存在于地壳下层的地幔，是否会因为撞击而暴露出来。

9.As we've discussed, Earth's crust is made up of large plates that rest on a mantle of molten rock.

正如我们讨论过的，地壳由位于熔融岩石的地幔上的大型板块构成。

10.The pizza has a crispy crust 外壳 that everyone loves.

这款披萨有一个脆脆的外壳，大家都喜欢。

11.I prefer my bread with a thick crust 外皮 for extra texture.

我喜欢我的面包有厚厚的外皮，这样口感更好。

12.The crust 地壳 of the Earth is made up of various layers.

地球的地壳由不同的层构成。

13.After baking, the pie had a golden brown crust 外壳 on top.

烘焙后，派的顶部有一个金黄色的外壳。

14.The crust 表层 of the moon is covered with craters.

月球的表层布满了陨石坑。

作文

The earth is a fascinating place, and one of its most intriguing features is its outer layer, known as the crust. The crust is the thin, solid layer that covers the planet's surface, and it plays a crucial role in supporting life as we know it. Comprised of rocks, minerals, and soil, the crust serves as the foundation for all ecosystems, providing the necessary nutrients for plants and animals to thrive. In addition to its biological importance, the crust also has significant geological implications. It is divided into two main types: the continental crust and the oceanic crust. The continental crust is thicker and less dense, while the oceanic crust is thinner and denser. This difference in composition leads to various geological phenomena, such as earthquakes and volcanic eruptions, which are often caused by the movement of tectonic plates within the crust. One of the most remarkable aspects of the crust is how it interacts with the atmosphere and hydrosphere. The crust absorbs sunlight, which warms the land and influences weather patterns. Additionally, the crust acts as a barrier, preventing water from escaping into the atmosphere too quickly. This interaction is vital for maintaining the planet's climate and ensuring the availability of freshwater resources. Human beings have a deep connection with the crust. We rely on it for food, shelter, and resources. Agriculture depends on the quality of soil found in the crust, and mining operations extract valuable minerals and metals from it. However, our activities can also have detrimental effects on the crust. Deforestation, pollution, and urbanization can lead to soil degradation and loss of biodiversity, threatening the delicate balance of ecosystems that depend on the crust. Moreover, understanding the crust is essential for predicting natural disasters. Scientists study the crust to identify fault lines and assess the risk of earthquakes in certain regions. By monitoring volcanic activity, they can provide early warnings to communities living near active volcanoes, potentially saving lives and minimizing damage. In conclusion, the crust of the Earth is more than just a layer of rock; it is a complex and dynamic environment that supports life and shapes our planet's geology. As we continue to explore and understand the crust, it is crucial to recognize our responsibility in protecting it. Sustainable practices and conservation efforts are vital to preserving the health of the crust for future generations. Only by respecting and caring for this essential layer can we ensure the continued survival of our planet and all its inhabitants.

地球是一个迷人的地方，其中一个最引人入胜的特征就是它的外层，称为地壳。地壳是覆盖在地球表面的薄而坚固的层，它在支持我们所知的生命中发挥着至关重要的作用。地壳由岩石、矿物和土壤组成，为所有生态系统提供必要的营养，使植物和动物得以繁荣。 除了生物学的重要性外，地壳还有显著的地质意义。它主要分为两种类型：大陆地壳和海洋地壳。大陆地壳较厚且密度较小，而海洋地壳较薄且密度较大。这种成分的差异导致了各种地质现象，如地震和火山喷发，这些现象通常是由于地壳内构造板块的运动引起的。 地壳最显著的方面之一是它与大气圈和水圈的相互作用。地壳吸收阳光，使土地变暖，并影响天气模式。此外，地壳充当屏障，防止水分过快蒸发到大气中。这种相互作用对于维持地球的气候和确保淡水资源的可用性至关重要。 人类与地壳有着深厚的联系。我们依赖它来获取食物、住所和资源。农业依赖于地壳中土壤的质量，采矿作业则从中提取宝贵的矿物和金属。然而，我们的活动也可能对地壳产生不利影响。森林砍伐、污染和城市化可能导致土壤退化和生物多样性丧失，威胁到依赖于地壳的生态系统的微妙平衡。 此外，了解地壳对于预测自然灾害至关重要。科学家研究地壳以识别断层线，并评估某些地区发生地震的风险。通过监测火山活动，他们可以向生活在活火山附近的社区提供早期警报，潜在地拯救生命并减少损失。 总之，地球的地壳不仅仅是一层岩石；它是一个复杂而动态的环境，支持着生命并塑造着我们星球的地质。随着我们继续探索和理解地壳，认识到我们保护它的责任至关重要。可持续的实践和保护工作对于维护地壳的健康以供后代使用至关重要。只有尊重和关心这一重要层面，我们才能确保我们的星球及其所有居民的持续生存。