Geniuses are supposed to be eccentric and hopelessly impractical.天才通常都被认为行为古怪而且毫无实践能力。When stalking subjects, a tripod is impractical.潜步跟踪目标时，用三脚架是不切实际的。The ideas of a visionary may seem impractical to us.在我们看来,空想家的观念好像不...
Many manufacturers have policies to protect themselves against blackmailers.许多厂家都购买了保险，以防遭到敲诈。The blackmailers bled him for & 500.敲诈者向他强索500 镑.The blackmailers bled him for every penny he had.勒索者把他的钱榨得一乾二净....