sedimentary rock

例句 (20)

• Sandstone is a very common type of sedimentary rock.砂岩是一种非常常见的沉积岩。
• Most fossils are found in sedimentary rock formations.大多数化石都发现于沉积岩地层中。
• Fossils are most frequently found in sedimentary rock layers.
• Layers of sedimentary rock often indicate ancient marine environments.化石最常发现于沉积岩层中。
• Sedimentary rock forms over millions of years as layers of mud and sand compress.沉积岩层通常表明古老的海洋环境。
• Sandstone and limestone are common examples of sedimentary rock.
• The Grand Canyon reveals many layers of colorful sedimentary rock.沉积岩是经过数百万年泥沙层的压缩而形成的。
• Over millions of years, loose sediments compact into sedimentary rock.砂岩和石灰岩是常见的沉积岩例子。
• Geologists study sedimentary rock to understand the Earth's geological history.
• The Grand Canyon's walls are primarily composed of various types of sedimentary rock.大峡谷展现了许多层色彩斑斓的沉积岩。
• Limestone is a sedimentary rock often formed from the remains of marine organisms.经过数百万年，松散的沉积物压实成沉积岩。
• Oil and natural gas deposits are frequently found within porous sedimentary rock.
• Oil and natural gas are usually trapped within sedimentary rock formations.地质学家研究沉积岩以了解地球的地质历史。
• Unlike igneous or metamorphic types, sedimentary rock forms from deposited particles.大峡谷的岩壁主要由各种类型的沉积岩组成。
• The process of erosion breaks down mountains into particles that eventually become sedimentary rock.
• Geologists study sedimentary rock to reconstruct Earth's past climates and landscapes.石灰岩是一种通常由海洋生物残骸形成的沉积岩。
• Coal is actually a combustible organic sedimentary rock.石油和天然气储藏经常在多孔的沉积岩中发现。
• Erosion can expose older layers of sedimentary rock at the surface.
• We observed different types of sedimentary rock during our field trip to the cliffs.石油和天然气通常被困在沉积岩地层中。
• Many sedimentary rocks are relatively soft and easily weathered.与火成岩或变质岩不同，沉积岩由沉积颗粒形成。