unidentified flying object
unidentified flying object — 名詞
1. an object seen moving through the air that nobody can explain, and that some peo
不明飛行物
天空中無法辨識的物體
an object seen moving through the air that nobody can explain, and that some people imagine could be a spaceship from beyond our planet
Grandpa claims he saw an unidentified flying object above the barn last night.
爺爺說他昨晚看到一個不明飛行物從穀倉上方飛過。
simple past with personal anecdote
A pilot reported an unidentified flying object on the radar screen over Mexico.
一位飛行員在墨西哥上空透過雷達螢幕回報了一個不明飛行物。
professional context: pilot + radar
Lien's science project shows why most unidentified flying objects are actually weather balloons or planes.
Lien 的科學專題報告說明了為什麼大部分不明飛行物其實是氣象氣球或飛機。
Government reports about unidentified flying objects are often kept from the public for years.
政府關於不明飛行物的報告往往對外保密多年。
When strange lights appeared, several neighbours called the police about an unidentified flying object.
當出現奇怪的光點時，好幾位鄰居都打電話向警方通報有不明飛行物。
- UFO
the common abbreviation; used in everyday speech and news headlines
- flying saucer
older, more informal term that suggests a disc-shaped alien craft; less common today
- UAP
modern official term used by military and government agencies; broader scope
用法筆記
often abbreviated as UFO (pronounced as separate letters or as a word). The full form "unidentified flying object" is more common in formal or written contexts, while "UFO" is the usual casual spoken form used in everyday conversation and media. In official or scientific contexts, the newer term UAP (unidentified aerial phenomenon) is increasingly preferred.