There is something people didn't understand in the sky.The United States Air Force first used the

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There is something people didn't understand in the sky.The United States Air Force first used the

1 Unidentified Flying Object
2 yes （But the Center for UFO Studies continues to receive hundreds of reports every ）
3 1947（ In 1947 a businessman and pilot, Kenneth Arnold, was flying near Mount Rainier, Washington when he saw nine shiny, round objects flying through the air. He told a newspaper reporter that they looked like "pie plates skipping over water". The reporter used the words "flying saucer（飞碟）" in his story and today that is a popular name for UFOs.）
4 a businessman and pilot（In 1947 a businessman and pilot, Kenneth Arnold）
5 three （Encounters of the first kind Encounters of the second kind Close encounters of the third kind）

天空中有一些人们不认识的事情，美国空军首先使用了...

there are something还是there is something is there something wrong? there is something There is something in the There is something wrong with there is something beautiful是什么意思 There is something ? the light there is something I can There is so much p() in this city.People must do something to stop it there is something shining over there.对something shining提问. is something wrong和 is there something wrong There is something wrong with my pen.对something提问 there is something under the table 为什么要用something there is something in the pond.对something提问 如何翻译:there is something to it There is something in the wind. Is There Something I Should Know 歌词 There is something in the wind