blazer

blazer
noun
  1. a coloured summer jacket worn by schoolchildren or sports players as part of a uniform
    (中小学生、运动员夏季穿的,作为制服一部分的)彩色夹克衫
    ■a plain jacket, typically dark blue, not forming part of a suit but considered appropriate for formal wear
    (通常为深蓝色、不与裤子配套但被认为可在正式场合穿着的)便上装
语源
  1. late 19th cent.: from blaze + -erThe original general sense was 'a thing that blazes or shines' (mid 17th cent.), giving rise to the term for a brightly coloured sporting jacket
英语宝典
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