存著再看年 05:11 世界旅游DW A Trip Around the World on Gran Canaria | A Day on the Spanish Island of Gran Canaria
存著再看年 03:36 世界旅游DW A Trip to Kyrgyzstan | Travel Tips for Kyrgyzstan | Visit Kyrgyzstan in Central Asia
存著再看年 03:35 世界旅游DW A trip to Medellín in Colombia | Discover Medellín | Tips for your next Vaccation in Medellín
存著再看年 04:45 世界旅游DW Amsterdam: Spend a Night in a Former Bridge House | Amsterdam Travel Tip | Explore Europe
存著再看年 42:32 科技与创新_纪录片_DW Archeology – exploring the past with modern technology | DW History Documentary
存著再看年 42:26 科技与创新_纪录片_DW Artificial intelligence and algorithms: pros and cons | 德国之声纪录片 (AI documentary)