be disloyal to
对…不忠,辜负
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the men who have betrayed British people's trust. 这些辜负了英国人民信任的人。
be disloyal to (one's country, organization, or ideology) by acting in the interests of an enemy
背叛(自己的国家、组织或思想)
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he could betray his friends for the sake of money. 他可以为了钱出卖朋友。
treacherously inform an enemy of the existence or location of (a person or organization)
出卖,针对…告密
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this group was betrayed by an informer. 这个集团被告密者出卖了。
treacherously reveal (secrets or information)
泄露(机密,信息)
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many of those employed by diplomats betrayed secrets and sold ciphers. 外交官们雇佣的人当中有很多都向外泄露机密、出卖密码。
〈喻〉 显露,暴露;证明
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she drew a deep breath that betrayed her indignation. 她深深地吸了一口气,这说明她很愤怒。
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