英语词汇protective ecosystem是什么意思，protective ecosystem的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典

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单词	protective ecosystem
释义	protective ecosystem　保护性生态系统
随便看	cancellation fee cancellation interlace cancellation law cancellation mark cancellation money cancellation network cancellation notice cancellation of a contract cancellation of a lease cancellation of a tariff cancellation of adoption cancellation of contract cancellation of doucment cancellation of franchise cancellation of future performance cancellation of indebtedness cancellation of insurance cancellation of intensities cancellation of licences cancellation of registration cancellation of SDR cancellation of sdr cancellation of shares cancellation of treaty cancellation of will