South Korea's Ministry of Land Infrastructure and Support used hundreds of drones for a spectacular display in support of wearing masks and social distancing.
원문출처 : https://www.cnn.com/videos/world/2020/07/08/south-korea-drone-show-face-masks-newsource-orig.cnn
원문출처 : https://www.cnn.com/videos/world/2020/07/08/south-korea-drone-show-face-masks-newsource-orig.cnn