inconceivable

inconceivable
adjective
  1. not capable of being imagined or grasped mentally; unbelievable
    不能想象的;不可理解的;难以置信的
    [with clause]it seemed inconceivable that the president had been unaware of what was going on.
    总统竟没有察觉到正在发生什么,这是令人难以置信的。
    they behaved with inconceivable cruelty.
    他们的行为残忍到难以置信。
派生
inconceivability
noun
inconceivableness
noun
inconceivably
adverb
  1. [as submodifier]a crisis of inconceivably devastating proportions.
    破坏范围令人难以置信的危机。
英语宝典
考试词汇表