infidelities
n.
（夫妻间的）不忠实，（尤指）通奸( infidelity的名词复数 );
例句:
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George ignored his partner's infidelities.
乔治对伴侣的不忠行为视而不见。
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She could not forgive his infidelities.
她无法原谅他的不忠行为。
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She closed her eyes to her husband's infidelities.
她丈夫有不忠行为,她却视而不见.
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Woods claimed therapy had helped him start to deal with his problems and vowed there would be no repeat of his infidelities.
来自BBC
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Women, I suggest, are just more subtle about their infidelities and thus, are less public about them.
来自SA
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First came rumours of his ostentatious infidelities, inconveniently timed to birthdays and wedding anniversaries.
来自THETIMES