bleach

bleach
verb
[with obj.]
  1. cause (a material such as cloth, paper, or hair) to become white or much lighter by a chemical process or by exposure to sunlight[as adj. bleached]
    漂白,晒白;使变成淡色
    a new formula to bleach and brighten clothing.
    漂白衣物并使其具有光泽的新配方。
    permed and bleached hair.
    烫过并经处理变成淡色的头发。
    ■(figurative)deprive of vitality or substance
    (喻)使失去活力,使失去实质内容
    his contributions to the album are bleached of personality.
    他的曲目在收入这张唱片专辑时被弄得失去了个性。
  2. clean or sterilize (a drain, sink, etc.) with bleach
    用漂白剂给(排水管、水槽等)清洗,消毒
noun
  1. [mass noun]a chemical (typically a solution of sodium hypochlorite or hydrogen peroxide) used to make cloth, paper, hair, or other materials whiter and often also for sterilizing drains, sinks, etc.
    漂白剂;消毒剂
语源
  1. Old English blæ̃can (verb), blæ̃ce (noun), from blæ̃c 'pale', of Germanic origin; related to bleak
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