It takes nowadays a lot of people, you have to have a lot of mechanical designers and product designers but also you have to have a lot of fluid dynamics, motor engineers, Software, people, ballistics, people had a whole host of people you didn't have to have 20, years ago and increasingly because other countries are developing technology and products so quickly we've got to compete with that.
現在需要很多人,你必須有很多機械設計師和產品設計師,但你也必須有很多流體動力學、電機工程師、軟件、人員、彈道學、人員有一大堆你在20年前不需要的人,而且越來越多,因為其他國家的技術和產品發展如此迅速,我們必須與之競爭。