impermeable

impermeable
[ɪmˈpəːmɪəb(ə)l]
adjective
  1. not allowing fluid to pass through
    不渗漏的,透不过的
    an impermeable membrane.
    不渗漏膜。
    ■not liable to be affected by pain or distress; insusceptible or imperturbable
    不为痛苦(或悲伤)所影响的,不为所动的,沉着冷静的
    women who appear impermeable to pain.
    似乎感觉不到痛苦的女人们。
派生
impermeability
noun
语源
  1. late 17th cent.: from French imperméable, or from late Latin impermeabilis, from in- 'not' + permeabilis (see permeable)
英语宝典
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