Someone believes that UFOs are just people's imagination.

有人认为不明飞行只人们的幻觉。

UAP or unidentified aerial phenomena is the modern term for the UFO.

UAP的意思不明中现象，UFO的现代术语。

So you may not be able to hear this at home but as these UFOs go up and down, I can hear the sound moving up and down.

所以你在家里可能听不到这些声音，但当这些 ufo 上下移动时，我能听到声音上下移动。

It's too big, it must be a UFO.

它太大了，它一定一个不明飞行。

At an altitude of 50 to 130 kilometers or 31 to 81 miles above the earth, scientists believe that sprites have been responsible for many mistaken UFO sightings.

在距地球五十至一百三十公里（31 至 81 英里）的高，科学家们认为，许多误认为不明飞行目击事件由“精灵”造成的。

When people are skeptical, I tell them they're like UFOs and ghosts.

当人们怀疑时，我告诉他们野人就像飞碟和鬼魂。

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飞越纽约市上。

Just throw it in there with UFOs and crop circles.

就跟那些不明飞行和麦田怪圈一样。

No. It's a UFO. Look at its bright light.

不，它不明飞行。看它上面的亮光。

Sometimes people even think it's a UFO tailing them.

有时人们甚至认为它一个跟踪他们的飞碟。

The UFOs are probably held in Area 51.

不明飞行可能被关押在 51 区。

Conspiracy theorists claim that UFOs are visiting all the time and the reports are just being covered up, but honestly, they aren't very convincing.

阴谋论的理论家认为不明飞行经常飞到地球来并且有关的报告被隐藏了，但说实话，这个并不能令人信服。

While there's not an explanation, officials say they haven't found anything extraterrestrial UFOs have often turned out to be weather balloons or new man-made technology.

虽然没有解释，但官员们表示，他们没有发现任何外星事，不明飞行通常气象气球或新的人造技术。

You hiked a bit, went on a planetary pub crawl, and maybe you thought you saw a UFO in the field by your Airbnb.

你徒步旅行了一会儿，参加了一个行星酒吧，也许你认为你在你的住的民宿的草坪上看到了一个UFO。

Designed in the heat of the Space Race, it looks just like a UFO, reflecting America's post-war fascination with space travel.

它在太竞赛最激烈的时候设计的，看起来就像一个不明飞行，反映了美国战后对太旅行的迷恋。

It's dangerous and you have to deal with traffic, potholes, UFOs, weather and people who merge without putting on their blinker.

很危险，你必须应对交通、坑洼、不明飞行、天气和那些不打闪光灯就并线的人。

This led to a rise in reports to a Dutch website set up to record UFO sightings.

这导致荷兰一家记录UFO目击事件的网站收到了创记录的报告。

There was a flash of light and I heard Justin shout, and then the UFO just disappeared.

“一道光快速闪过，我听到贾斯廷喊叫，然后不明飞行正好消失了。

There have been over 100,000 reported sightings and encounters with UFOs in the USA since 1947.

自1947年以来，美国已有超过10万起目击和遭遇不明飞行的报告。

Thousands of UFO sightings are recorded every year, but, which country has had the highest number of reported sightings since records began, according to the National UFO Reporting Center?

每年有成千上万的UFO目击事件被记录下来，但，根据国家不明飞行报告中心的数据，自有记录以来，哪个国家报告的目击事件最多？