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It is a voluntary alliance of national and international organizations and agencies from many countries.
它是一个国家和国际组织以及许多国家机构的自愿联盟。
youdao
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It is a voluntary alliance of national and international organizations and agencies from many countries.
它是一个国家和国际组织以及许多国家机构的自愿联盟。
youdao