这也确实是一个句子,就是英语中的所谓的“无谓语句式”.
它的中文翻译：“于是就产生了这种类比,把货币政策行为比作驾驶一辆带有漆黑挡风玻璃、破裂的后视镜和失灵的方向盘的汽车.”
主要是因为hence这个词的原因,例句：we suspect his information,hence the investigation.
hence 这个词的特殊用法造成的.
Hence the analogy （that likens the conduct of monetary policy to driving a car with a blackened windscreen,a cracked rear-view mirror and a faulty steering wheel.）括号里的就是修饰analogy的.然后把the conduct of monetary policy比作driving a car with a blackened windscreen,a cracked rear-view mirror and a faulty steering wheel.