地理漫步·世界地理英语30篇（9）
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Cliffs Show Layers of Earth’s Past
悬崖显露地球往昔的岩层
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Cliffs expose stacked rock layers formed over millions of years.悬崖裸露出历经数百万年形成的层层叠叠的岩层。
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Each layer holds clues about past climates and life forms.每一层都蕴藏着过去气候与生命形态的线索。
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Coastal cliffs erode faster where soft rock meets strong waves.在软岩与强浪交汇处，海岸悬崖侵蚀更快。
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River canyons reveal deep vertical sections of Earth’s crust.河谷峡谷展现出地壳深处的垂直剖面。
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Fossil-rich cliffs help scientists map ancient shorelines and seas.富含化石的悬崖帮助科学家绘制古代海岸线与海洋范围。
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Color and texture differences show changes in sediment source and environment.颜色与质地差异反映了沉积物来源及环境的变化。
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Tectonic uplift lifts cliff faces, making buried time visible.构造抬升使悬崖壁上升，让深埋的时间变得可见。
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Cliff stability depends on rock type, rainfall, and human activity.悬崖稳定性取决于岩石类型、降雨量及人类活动。