复数： improprieties

But without any evidence of impropriety .

但没有任何不当行为的证据。

Right now , the french can ill-afford even the whiff of impropriety .

此时此刻，法国人可能难于承受哪怕是一丁点的不当行为。

No one had accused henry of any impropriety in his job , but he had been plunged into whitewater world anyway .

虽然没人指控亨利在工作中有什么不恰当的行为，但他还是被拖进了白水事件的调查。

The reports of impropriety have shaken public confidence in local leaders .

这些对不正当行为的报道动摇了公众对领导人的信心。

The reinsurers also agreed to retract and withdraw all allegations of fraud and impropriety made against the korea national insurance company .

再保险商们还同意撤销和收回所有针对朝鲜国家保险公司（koreanationalinsurancecompany）的欺诈和行为失当指控。