Unidentified flying object
01
不明飞行物
a mysterious object that some people claim to have seen flying around in the sky and assume that it is a spaceship from another world
例子
Witnesses reported seeing an unidentified flying object hovering silently in the night sky.
目击者报告称，看到一个不明飞行物在夜空中无声地盘旋。
The military investigated multiple reports of unidentified flying objects near the military base.
军方调查了军事基地附近多起不明飞行物的报告。
