waterproof

waterproof
adjective
  1. impervious to water
    防水的,不透水的
    a waterproof hat.
    防水帽。
    ■not liable to be washed away by water
    耐水的
    waterproof ink.
    耐水墨水。
noun
  1. (Brit.)a garment, especially a coat, that keeps out water
    (英)防水外套(尤指雨衣)
verb
  1. [with obj.]make impervious to water
    使不透水
派生
waterproofer
noun
waterproofness
noun
英语宝典
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