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

Also prune branches growing toward the ground, high branches growing straight up and shoots growing from the base of the tree.

VOA: special.2009.10.06

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

Roots of Peace says a landmine costs anywhere from three to thirty dollars to produce and place in the ground.

VOA: special.2010.05.03

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

Sharp words from a teacher,for example, can usually get a daydreaming student to put both feet on the ground.

VOA: special.2009.03.08

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

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

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

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

VOA: special.2010.03.16

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

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

VOA: special.2010.10.28

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

That means early signs of economic recovery, like the way plants begin to shoot up from the ground as a sign of spring.

VOA: special.2009.05.08

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

Between thirty and thirty-five women used each system to pump water from the ground or a stream.

VOA: special.2010.01.11

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

We slept on the hard ground, ate canned beans from cold metal plates and spent our days in the difficult search for gold.

VOA: special.2009.07.04

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

But carrots loose their sweetness if you wait too long to pull them from the ground.

VOA: special.2009.02.24

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

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

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

"We've taken our lead from the women on the ground. This is a grass roots program.

VOA: special.2010.06.16

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

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

VOA: special.2010.05.11