ecological balance 生态平衡 相关生态词汇 ecological crisis 生态危机 ecological cycle 生态循环 ecological damage 生态破坏 ecological density 生态密度 ecological distance 生态距离 ecological distribution 生态分布 ecological divergence 生态分歧 ecological dominace 生态学优势 ecological dominancy 生态优势 ecological effect 生态影响
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