In this academic year alone, we've talked about the use of drones, unmanned vehicles, in warfare, in capturing video of extreme sports, as ocean platforms for returning rockets, and in sports, as racing aircraft.

仅在本学年，我们就讨论了无人机、无人驾驶车辆在战争中的使用，在捕捉极限运动的视频中，作为返回火箭的海洋平台，以及在运动中作为赛车的使用。