| 词汇 | unidentified-flying-object |
| 释义 | unidentified flying object noun[ C ] uk /ʌn.aɪˌden.tɪ.faɪd ˌflaɪ.ɪŋ ˈɒb.dʒekt/ us /ʌn.aɪˌden.t̬ə.faɪd ˌflaɪ.ɪŋ ˈɑːb.dʒɪkt/(abbreviationUFO) an object seen in the sky whose origin is not known and which some people think may be a spacecraft from another planet: Residents of the area insist that an unidentified flying object crashed in a local field in 1947. They claim to have documented evidence of unexplainable encounters with UFOs - short for unidentified flying objects. Compare unidentified aerial phenomenon flying saucer Some crop circles have been attributed to paranormal activity, natural phenomena, or unidentified flying objects. In the west of the US there have been many reported cases of unidentified flying objects. A group of scientists has called for the serious scientific study of unidentified flying objects. Space travel airlock astronaut astronautics autopilot biosatellite blast capsule cosmonaut escape velocity EVA flyby launcher rocket science rocket scientist space capsule space probe space shuttle space tourism space tourist spacewalk You can also find related words, phrases, and synonyms in the topics: Air travel: aviation |
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