That was the speed of a spacecraft returning from the moon.

VOA: special.2009.07.08

The moon, 240000 miles awaya from us.

月亮离我们24万英里。

哈佛公开课 - 幸福课课程节选

And this is a very fast speed, of course, it's about 700 million miles per hour. So, one way to put that in perspective is to think about how long it takes for a light beam to get from earth to the moon. Does anyone have any guesses? Eight seconds, that sounds good.

当然这是一个非常快的速度，它大约是每小时7亿英里,为了更形象化，我们,看看光从地球到月球,需要多少时间，你们猜猜是多少？,8秒，猜的不错。

麻省理工公开课 - 化学原理课程节选

So many bright lights shooting into the sky from the gardens would keep Princess Lenore from seeing the moon.

VOA: special.2009.03.28

He also produced the thirteen-part series, "From the Earth to the Moon" because of his support for human space travel.

VOA: special.2011.06.17

This meant the Apollo Eight astronauts could fire the rocket that would send them from Earth orbit toward the moon.

VOA: special.2009.07.08

Scientists said the glass came from material created as deep as three hundred kilometers below the moon's surface.

VOA: special.2009.07.29

Astronomers could not tell exactly where the moon would be from one night or day to the next.

VOA: special.2010.07.14

That was when men from Earth -- American astronauts flew their Apollo Eleven spacecraft to the moon, landed and returned home safely.

VOA: special.2009.07.29

At least for awhile, historic objects on the moon remain far away and safe from human hands.

VOA: special.2010.03.02

I have gotten things from far-off places like Africa and Asia, but I cannot get the moon.

VOA: special.2009.03.28

When bad weather prevented navigators from seeing the sun,moon or stars, they had to use a method called "dead reckoning" to find the ship's position.

VOA: special.2009.12.23

China put an astronaut into space in two thousand three, and it plans to send a robotic explorer to the moon two years from now.

VOA: special.2010.04.28

They made several trips from the landing area to study the surface of the moon.

VOA: special.2009.07.29

Also left forever on the moon is a sign with these words: "Here men from the planet Earth first set foot on the Moon July,nineteen sixty-nine A.D.

VOA: special.2009.07.15

The force of the crash spread material from deep inside the moon.

VOA: special.2009.07.29

Cari Corrigan does research on meteorites from Mars and the moon.

VOA: special.2010.07.28

The moon is 60,000 kilometers from the earth.

VOA: special.2009.03.28

US astronaut Neil Armstrong made the historic first step on the Moon from Apollo 11's landing craft called the Eagle.

VOA: standard.2009.07.16

(Sound From "The Twilight Saga: New Moon") Even the devotion of her longtime best friend Jacob does little to console her.

VOA: standard.2009.11.23

On the far side of the Moon, out of communication with mission controllers, the Eagle moon lander separated from the Apollo command module.

VOA: standard.2009.07.16

(Sound From "The Twilight Saga: New Moon") Bella is heartbroken without her undead soul mate.

VOA: standard.2009.11.23

And if all of the possible brackets were filled out on standard paper and stacked on top of each other, how big would the pile be?" It would actually go from the earth to the moon and back,1.1 million times,".

VOA: standard.2009.03.25

(Sound From "The Twilight Saga: New Moon") "Bella is so sure all the time and this is the one movie where she actually is baffled and totally, like,'I don't know,'" " It is weird to play Bella like that because she is so not like that."

VOA: standard.2009.11.23