生態系 angolul

Kínai	Angol
生態系 noun	ecosystem [ecosystems](system of an ecological community and its environment) noun [UK: ˈiːk.əʊ.sɪ.stəm] [US: ˈiːko.ʊ.sɪ.stəm]
生態系統 noun	ecosystem [ecosystems](system of an ecological community and its environment) noun [UK: ˈiːk.əʊ.sɪ.stəm] [US: ˈiːko.ʊ.sɪ.stəm]

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