名词
中文翻译：秘密的
同义词：
['secret', 'confidential', 'top secret']
例句：
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1. The company's new project is kept under strict confidentiality.
公司的新项目被严格保密。
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2. He gave me the information as a matter of confidentiality.
他作为保密信息给了我这个信息。
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3.The government has classified this information as top secret.
政府将这一信息列为最高机密。