translation.en: Now he, despite his efforts, was routinely mocked as a crank by many in the design establishment, and admittedly, some of his experiments failed, like the flying car that never got off the ground.
translation.zh: 虽然他如此努力 但他一直被很多人嘲笑为设计领域的怪人。 诚然， 他的一些实验失败了， 比如从没有飞起来的飞行汽车。