Eagle moved into the orbit of the command module.

VOA: special.2009.07.15

The subject of white folks is associationally swept into the orbit of talk.

话题中加入了白人。

耶鲁公开课 - 1945年后的美国小说课程节选

The radius of the orbit, the energy of the system and the velocity of the electron, I am just going to present you the solutions.

是轨道的半径，系统的能量,以及电子的速度，我接下来会给你们讲解其方程的解法。

麻省理工公开课 - 固态化学导论课程节选

Small changes in the movement of Neptune led several astronomers to believe that an undiscovered planet was affecting Neptune's orbit.

VOA: special.2010.07.11

So, what he did was kind of impose a quantum mechanical model, not a full one, just the idea that those energy levels were quantized on to the classical picture of an atom that has a discreet orbit.

还不是完整的,只是这些能级，是量子化的概念，作用到原子有分立轨道的经典原子模型上,当他做了一些计算后,他得到有个半径,他算出来。

麻省理工公开课 - 化学原理课程节选

Glenn's flight plan called for him to spend most of the first orbit getting used to the feeling of being weightless.

VOA: special.2009.06.17

It is the value of the radius of the ground state electron orbit in atomic hydrogen.

它就代表氢原子基态电子,的轨道半径。

麻省理工公开课 - 固态化学导论课程节选

Next year, the Chinese plan to launch a small space laboratory to practice docking of spacecraft in orbit.

VOA: special.2010.04.28

That is the electron in its lowest orbit, to the nucleus of atomic hydrogen.

那就是氢原子原子核外电子，最低轨道到情况。

麻省理工公开课 - 固态化学导论课程节选

The twenty-two meter long rocket would put a little scientific satellite into orbit as one of the events of the international geophysical year.

VOA: special.2009.06.10

Let's look first of all at the radius of the orbit.

首先是轨道半径。

麻省理工公开课 - 固态化学导论课程节选

Iran launched its first satellite into orbit in February -- the thirtieth anniversary of the Islamic revolution.

VOA: special.2009.05.23

n So the velocity is given by this product of the quantum number n Planck constant 2 pi mass of the electron time the radius of the orbit, which itself is a function of n.

速度是量子数,普朗克常数2π乘以轨道半径的值,它自身也是n的函数。

麻省理工公开课 - 固态化学导论课程节选

He says there are more than three hundred thousand small objects or pieces of debris in orbit that are larger than one centimeter.

VOA: special.2009.04.01

During the second orbit, one of these signals warned that the heat shield might not be locked firmly to the bottom of the spacecraft.

VOA: special.2009.06.17

Because of the gravity on Mars, spacesuits may have to be designed to be lighter than suits used in orbit or on the moon.

VOA: special.2011.04.06

But when the telescope reached orbit, NASA scientists were shocked to discover that the costly mirror of the telescope had not been shaped correctly.

VOA: special.2009.09.30

Near the end of his third orbit, Glenn fired other rockets to slow his speed.

VOA: special.2009.06.17

And they broadcast, for the first time, live television pictures of men in orbit.

VOA: special.2009.07.08

And he says five of the planetary candidates are both close to the size of Earth and orbit in the habitable area of their parent stars.

VOA: special.2011.02.09

The number of man-made objects in Earth orbit has been growing each year.

VOA: special.2009.04.01

The Hubble Space Telescope was launched into orbit in April of nineteen ninety.

VOA: special.2009.09.30

Before the collision, Iridium had a group of sixty-six satellites in orbit.

VOA: special.2009.04.01

We think of the telescope as moving slowly in its orbit.

VOA: special.2009.09.30

Near the end of the first orbit, Glenn reported a problem.

VOA: special.2009.06.17

NASA hopes that Dawn's year long orbit around Vesta will help scientists learn more about the development of the solar system, and how asteroids and other space objects were created.

VOA: special.2011.07.27

"We will use the tremendous capabilities of this ion propulsion system to climb out of orbit around Vesta, travel for almost another three years through the asteroid belt to dwarf planet Ceres and then go into orbit around Ceres and undertake the same kind of measurements there that we'll be doing at Vesta.

VOA: special.2011.07.27

An estimated half million pieces of debris litter the Earth's orbit as a result of man's exploration of space.

VOA: standard.2010.07.24

It was the first manned mission to orbit the moon. "NASA has been burdened with a lack of enthusiasm by the taxpayers."

VOA: standard.2010.04.15

They warn that the amount of junk in Earth's orbit is increasing and, as it does,the risks to satellites and space vehicles,also rise.

VOA: standard.2010.07.24