名词
中文翻译：生物指数
同义词：
['biodiversity index', 'ecological index']
例句：
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1.The biotic index is a measure of the diversity of life on Earth.
生物指数是衡量地球上生命多样性的一个指标。
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2. The decline in biodiversity has been linked to climate change.
生物多样性的下降与气候变化有关。
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3. The biotic index is used to monitor the health of ecosystems.
生物指数被用来监测生态系统的健康。