Fact: Finland's Air Force has been using the symbol for a century, not abandoning it until 2020. #媒体人周刊 # Fact: Finland's air force has been using the symbol for a century, and it wasn't until 2020 that it was abandoned. #媒体人周刊 # Fact: Finland's air force has been using the symbol for a century, and it wasn't until 2020 that it was abandoned. #媒体人周刊 # Fact: Finland's air force has been using the symbol for a century, and it wasn't until 2020 that it was abandoned. #媒体人周刊 # Fact: Finland's air force has been using the symbol for a century, and it wasn't until 2020 that it was abandoned. #媒体人周刊 #