UFO
英 [ˌjuː ef ˈəʊ]
美 [ˌjuː ef ˈoʊ]
n.  不明飞行物(全写为 Unidentified Flying Object)
复数:ufos
BNC.41134 / COCA.12275
牛津词典
noun
- 不明飞行物(全写为 Unidentified Flying Object)
a strange object that some people claim to have seen in the sky and believe is a spacecraft from another planet (abbreviation for Unidentified Flying Object ) 
柯林斯词典
- N-COUNT 不明飞行物
AUFOis an object seen in the sky or landing on earth which cannot be identified and which is often believed to be from another planet.UFOis an abbreviation for (缩略=) 'unidentified flying object'.- There has been a surge of UFO sightings in America.
美国不明飞行物目击事件激增。 
 - There has been a surge of UFO sightings in America.
 
双语例句
- I saw an UFO yesterday!
我昨天看到一个外星人! - Believe it or not, Jeff says he saw a UFO last night.
信不信由你,杰夫说他昨晚看到了不明飞行物。 - They are making a study of UFO.
他们正在对不明飞行物进行研究。 - A UFO landed while I was sleeping last night.
昨晚我睡觉的时候一个不明飞行物降落了。 - My UFO is flying now.
我的飞碟飞起来了。 - I'm not saying I believe in UFOs and things.
我不是说我相信UFO之类的事。 - The police asked him what differentiated the UFO from the airplane.
警方问他如何区分UFO和飞机。 - I guess I have a UFO report.
在上学路上,我看到了一个不明飞行物。 - He thought they were UFO, not a military training.
我认为它们是UFO,而不是一次军事训练。 - It is said that there was a luminous UFO flying over New York City.
有人说曾经有一个发光的不明飞行物飞越纽约市上空。 
