名词
中文翻译：背叛
同义词：
['betrayal', 'betray', 'treason']
例句：
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1.He was accused of treachery in the trial.
他在审判中被控叛国罪。
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2. The king's wife was suspected of treachery during the war.
战争期间，国王的妻子被怀疑有背信弃义的行为。
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3. The plot was revealed as a form of treachery.
这个阴谋被揭露为一种背叛行为。