Researchers have conducted a successful maiden flight of the Flying-V, a futuristic and fuel efficient airplane that could one day carry passengers in its wings.
원문출처 : https://www.cnn.com/travel/article/flying-v-maiden-flight-intl-scli-grm/index.html
원문출처 : https://www.cnn.com/travel/article/flying-v-maiden-flight-intl-scli-grm/index.html