工作人员必须保守国家机密。 工作人員必須保守國家機密。 工作人員必須保守國家機密。
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- Simplified
- 工作人员必须保守国家机密。
- Traditional (Taiwan)
- 工作人員必須保守國家機密。
- Pinyin
- Bopomofo
Written with HSK 7-9 vocabulary, at CEFR level C1.
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