warranty

warranty
(pl. -ies)
  1. a written guarantee, issued to the purchaser of an article by its manufacturer, promising to repair or replace it if necessary within a specified period of time
    (商品)保单,保用书
    the car comes with a three-year warranty.
    该车有三年的保用期。
    [mass noun]as your machine is under warranty, I suggest getting it checked.
    你的机器仍在保用期内,所以我建议把它送去检查一下。
    ■(in an insurance contract) an engagement by the insured party that certain statements are true or that certain conditions shall be fulfilled, the breach of it invalidating the policy
    (保险合同用语)(被保险人对某些陈述所作的)保证,担保
    ■[mass noun][usu. with negative](archaic)justification or grounds for an action or belief
    (古)正当理由;依据
    you have no warranty for such an audacious doctrine.
    对于这样大胆的学说,你缺乏相应的依据。
语源
  1. Middle English: from Anglo-Norman French warantie, variant of garantie (see guaranty). Early use was as a legal term denoting a covenant annexed to a conveyance of property, in which the vendor affirmed the security of the title
英语宝典
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