名词
中文翻译：背叛者
同义词：
['betray', 'betrayal', 'traitor例句：1. The policeman was a good betrayer of his own people.（这位警察是个好心的背叛者，背叛了自己的同胞。）2. She was accused of being a traitor to her country.（她被指控背叛了她的国家。）']
例句：
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1. The policeman was a good betrayer of his own people.
这位警察是个好心的背叛者，背叛了自己的同胞。
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2. She was accused of being a traitor to her country.
她被指控背叛了她的国家。
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3. He was a traitor to his own beliefs and principles.
他背叛了自己的信仰和原则。