名词
中文翻译：生态替代
同义词：
['ecological replacement', 'ecological substitution']
例句：
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1. The company is replacing its old equipment with newer models.
该公司正在用新型设备替换旧设备。
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2. The research suggests that the species could be replaced by a more efficient one.
研究表明，这个物种可能会被更高效的一个所替代。
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3. The government has proposed to replace the old infrastructure with newer ones.
政府提议用新的基础设施替换旧的。