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ecological degradation什么意思

• ecological degradation什么意思、用法

  英语翻译时间：2023/3/1 22:08:08阅读：3970

  ecological degradation用法双语例句The emergence of various ecological degradations is the best talking example.北京与周边出现种种的生态退化问题，是最明显的例证。He said the hydro-electric project has caused conflicts over land shor