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已有57个国家成为世卫组织烟草控制框架公约缔约国，代表了23亿人民。
Already 57 countries have become Party to the WHO FCTC, representing 2.3 billion people.
youdao
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已有57个国家成为世卫组织烟草控制框架公约缔约国，代表了23亿人民。
Already 57 countries have become Party to the WHO FCTC, representing 2.3 billion people.
youdao