...water flow and erosion; plant growth and animal movements). 并要寻找进行着的空气，地球，水，和生命的自然过程标志（例如，光和风；水流和侵蚀；植物生长和动物运动）。
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This refers to the combination of civil engineering design principles with plants and natural materials, such as rocks, which control erosion and slow-down the flow of water.
它既是将土木工程设计原理与植物和自然材料，如能够防止侵蚀并减缓水流的石材相结合。
Grass roots reinforce the soil strength withstanding water flow flush and to effectively reduce soil erosion.
草地根系可以增强土壤抵抗水流冲刷的能力，有效地减少土壤侵蚀。
Water flow on slope makes the soil depth uneven at different places, forms the polygenetic soil profiles, and exposes the buried soils by erosion.
坡面水流使坡地土壤厚薄不均，或形成异源剖面，并可使埋藏土壤因冲刷而出露。
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