un·i·den·ti·fied flying object 
(ŭn′ī-dĕntə-fīd′)
(ŭn′ī-dĕntə-fīd′)n.
1. A flying or apparently flying object of an unknown nature, especially one suspected to have been sent by extraterrestrial beings.
2. A flying saucer.
| 单词 | unidentified flying object |
| 释义 | un·i·den·ti·fied flying object (ŭn′ī-dĕntə-fīd′)n. 1. A flying or apparently flying object of an unknown nature, especially one suspected to have been sent by extraterrestrial beings. 2. A flying saucer. |
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