VOA own drone test shows how difficult to fly a drone

Name: VOA own drone test shows how difficult to fly a drone
Uploaded: 2017-12-19 19:46:00Z
Duration: 16 s
Channel: 美国之音
Description: Flying a drone is not as easy as you think. We tried and failed miserably.

最后更新： 2017年12月20日 03:46