Regional ecosystem types, such as grass land, desert, and deciduous forest, are called biomes.

地区的生态系统，例如草原、荒漠和落叶林又被称为生物带。

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Regional ecosystem types, such as grass land, desert, and deciduous forest, are called biomes.

地区的生态系统，例如草原、荒漠和落叶林又被称为生物带。

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