Ann Richards: Democratic National Convention Keynote Address Delivered 19 July 1988, Atlanta GA Thank you. Thank you. Thank you, very much. Good evening, ladies and gentlemen. Buenas noches, mis amigo
So this one is a quadcopter. 这是一个四轴飞行器。 It's a small model helicopter. In a way, it's a toy, no? 一个小型的直升机模型。差不多是个玩具吧。 And so this one was military technology a few years ago, and now it's open-source,
