drone： 无人机 drone是俗称。正式名称应为UAV。UUV:Unmanned Underwater Vehicle 无人水下航行器 An unmanned aerial vehicle (UAV), commonly known as a drone, is an aircraft without a human pilot onboard. Its flight is either controlled autonomouslby computers in the vehicle, or under the remote control of a navigator, or pilot (in military UAVs called a Combat Systems Officer on UCAVs) on the ground or in another vehicle. 无人驾驶飞机,俗称无人机,即无需驾驶员在机内驾驶的飞机。其飞行时接受的并不是机内电脑的自动控制，也不是导航员的远程控制，更不是来自地面或另一飞机上无人作战机指挥官的控制.http://wenku.baidu.com/link?url=lkpvAnhX1YKBe1NsO_K4l5GHFF6t9NsbHrCaajZNy_kRqyXqqmPTxYq4hZzsAhOGZotp_e05ja3C231zVQB_oG4hV5YK6iCep13rmbhLk9_无人水下航行器（UUV）是指用于水下侦察、遥控猎雷和作战等可以回收的小型水下自航载体，是一种以潜艇或水面舰船为支援平台，可长时间在水下自主远程航行的无人智能小型武器装备平台。
drone 英[drəʊn]美[droʊn]n. 雄蜂; 无人驾驶飞机; 嗡嗡声; 持续低音;v. 嗡嗡叫; 嗡嗡响; 絮絮叨叨地说;[例句]They tend to be dreadfully dull presentations where CEOs and CFOs drone on about their businesses as PowerPoint slideshows flip through chart after chart.它们只是一些枯燥无味的陈述，随着幻灯片的翻过，首席执行官和首席财务官开始喋喋不休地阐述公司业务。
正能量装饰
