“unidentified flying object”的概念、定义、翻译、参考文献-科学参考

单词	unidentified flying object
释义	unidentified flying object [¦ǝn·ī`den·tǝ´fīd `flī·iŋ `äb´jekt] ^{SCIENCE AND TECHNOLOGY} Any reported flying object which cannot be identified or explained. Abbreviated UFO. Also known as flying saucer.
随便看	horizon glass horizon lights horizon mining horizon mirror horizon prism horizon problem horizon scanner horizon sensor horizon system of coordinates horizontal horizontal auger horizontal base-line method horizontal blanking horizontal blanking pulse horizontal boiler horizontal bombing horizontal borer horizontal boring machine horizontal branch horizontal broaching machine horizontal centering control horizontal chromatography horizontal circle horizontal control horizontal convergence control

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