natural stream的用法和樣例：
例句
- The suspended sediment of natural streams is usually made up of grains with a broad spectrum of sizes and fall velocities.
天然河流的懸沙，通常系由各種大小尺寸和沉速的粒子組成。
natural stream的相關資料：
臨近單詞
natural bow
natural
natural versus unnatural reasoning strategy
natural secondary Pinus tablaeformis forest
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natural secondary Pinus tabulaeformis forest
Natural Forestry Resource Protecting Project
