The Rosens instead plan to blow away the field in part because Harold and his team of engineers have solved a set of daunting technological issues just in the past year.

• 但罗森斯打算扫平群雄,独占鳌头,部分原因是哈罗德和他的工程小组在过去一年里,已解决了许多棘手的技木问题。