aver

aver
[əˈvə]
(averred, averring)
  1. [reporting verb](formal)state or assert to be the case
    宣称;断言
    [with clause]he averred that he was innocent of the allegations.
    他宣称自己对指控毫不知情。
    [with direct speech]‘I don't have to do anything—it's his problem,’ Rory averred.
    “我什么也不用做,那是他的问题,”罗里声称。
    ■[with obj.](Law)allege as a fact in support of a plea
    (律)(支持申诉时)证明…属实
语源
  1. late Middle English (in the sense 'declare or confirm to be true'): from Old French averer, based on Latin ad 'to' (implying 'cause to be') + verus 'true'
英语宝典
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