This will prevent the ground from freezing.

VOA: special.2009.02.24

It's dangerous to want to get away from earth awhile, to get your feet entirely off the ground.

想要逃离地面一会，让自己的双脚同时离开地面很危险。

耶鲁公开课 - 现代诗歌课程节选

so I don't know, I think it's just really cool to be able to work something from the ground up.

所以，我不知道，我就是觉得能从头开始做一件事很酷。

什么是认知科学？ - SpeakingMax英语口语达人

The Democrats met just three blocks from the White House, but with half a meter of snow on the ground from a winter storm, the trip became dangerous.

VOA: standard.2010.02.06

But I am a novelist, not a critic, and I can excuse myself from explication de texte on that ground.

但我是个小说家，不是批评家，对于我以此为根据而说明,我可以为自己找借口。

耶鲁公开课 - 1945年后的美国小说课程节选

As she lifted it to put it in her dark hair, a few drops of liquid from the flower fell to the ground.

VOA: special.2009.05.23

With a thousand pains that vision's face was grained; Yet no blood reached there from the upper ground, And no guns thumped, or down the flues made moan.

惊恐中担心想象中的那些脸庞有了细纹;,前方的战场上没有血流成河，没有枪炮的轰鸣，或者向下指着的冒烟的枪口下的哀求。

耶鲁公开课 - 现代诗歌课程节选

American and Chinese scientists say the Microraptor gui probably was not equipped to fly from the ground.

VOA: special.2010.03.16

After he'd published all of his major poems, he began publishing a spate of works that attempted to re-create British culture from the ground up.

在发表了他的所有主要诗作后，他开始大量发表其他著作,试图以这些作品完全重建英国文化。

耶鲁公开课 - 弥尔顿课程节选

But these were quiet. Soldiers from both sides climbed out of long trenches dug in the ground.

VOA: special.2010.10.28

we "put both feet squarely on the ground" of the Eiffel Tower, we're liberated from the idea that somehow or another it's a governing presence.

如果，我们将，“双脚平放于地面“，站在埃菲尔铁塔上，我们就摆脱了,它是一种支配性的存在的观点。

耶鲁公开课 - 文学理论导论课程节选

When I look back now from this high hill of my old age, I can still see the dead lying all over the ground.

VOA: special.2010.04.08

That's for a different lecture So, anyway, thermodynamics dates from the same period as getting fossil fuels out of the ground. It's universal.

这是另一堂课的内容,不管怎么说,热力学与开采化石燃料,起源于同一时期，它是普适的。

麻省理工公开课 - 热力学与动力学课程节选

Engineers on the ground designed a way the astronauts could connect air-cleaning devices from the command module to the air system in the lunar module.

VOA: special.2009.07.22

I assume that you know nothing, starting from ground zero here and build it up.

我假设你们什么都不知道,零起点,从头开始

耶鲁公开课 - 聆听音乐课程节选

Warm air rising from below causes the wind tube to reach toward the ground.

VOA: special.2010.05.11

It simply means human or more precisely earthling because it comes from the word adamah, which means ground or earth.

它只意味着人，或者更准确地说是地球生物,因为它来自单词adamah，意为土地或地面。

耶鲁公开课 - 旧约导论课程节选

The spacecraft were too far from any ground station to send clear messages.

VOA: special.2009.07.01

Here it meant particle that was released from the ground earlier.

这里我说的是先前从地面释放的质点

耶鲁公开课 - 基础物理课程节选

All you had to do was pick up the gold from the ground.

VOA: special.2009.02.11

Suppose the E incident is greater than the energy in the transition going from ground state n=2 What will happen?

假设入射能量远远大于,从基态向,转变的能量。，to，n，equals，two。,那会发生什么？

麻省理工公开课 - 固态化学导论课程节选

They fight fires that crews cannot reach quickly or easily from the ground.

VOA: special.2009.11.24

We knew from Friday, when we talked about energy, that ground state was that n equals 1 value, that was the lowest energy, that was the most stable place for the electron.

我们上周五知道了，在讨论能量的时候，基态指，n等于1的态，它能量最低，是，最稳定的态。

麻省理工公开课 - 化学原理课程节选

It hung bravely from the branch about seven meters above the ground.

VOA: special.2009.08.01

I know some of you come from Europe and other parts of the world where the ground floor is rez-de-chauss?e or some silly thing like this 1 and you push a button on the elevator to one and you go up to the first floor.

我知道你们中间有些人来自欧洲,或者世界其他地方，你们那里的一楼,和地面齐平，或者像这样可笑的事情,比如你要按下电梯的按钮,然后才能上到真正的1楼。

麻省理工公开课 - 固态化学导论课程节选

Those were the words from the flight director on the ground.

VOA: special.2009.06.24

The ionization energy must then be nothing more than, that is the energy to go from the ground state here to n equals infinity, so that would be the energy at state infinity minus the energy of the ground state.

这个电离能一定不会大于，从基态到n为无限大时的能量,而是等于,无限远处的能量减去基态能量。

麻省理工公开课 - 固态化学导论课程节选

The simple structure rises about sixty meters from the ground.

VOA: special.2009.06.01

In Saudi Arabia it takes five days. So,it's things like that where they can learn from each other about how to get more efficient, how to help entrepreneurs get off the ground."

VOA: special.2010.05.10

Not all orchids grow from the ground.

VOA: special.2010.04.06