名词
中文翻译：间谍
同义词：
['agent', 'spy', 'confidential agent例句：1. He is a secret agent for the government.（他为政府担任秘密特工。）']
例句：
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1. He is a secret agent for the government.
他为政府担任秘密特工。
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2.The secret agent was able to gather vital information.
这位秘密特工成功收集到了关键信息。
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3.The secret agent had to operate under strict codes of silence.
这位秘密特工必须严格遵守沉默的代码。