Today,people visiting the area of the great Klondike gold rush can still find very small amounts of gold.

VOA: special.2009.02.11

But I'm sure you can easily see how these styrofoam balls could, in fact, be a mono layer of gold nuclei.

这个实验怎么工作的,我们先来做些计算，但我相信你们都已经。

麻省理工公开课 - 化学原理课程节选

We've known since antiquity that you could take gold, and you can hammer to very, very thin foil.

我们已经知道很久以前，人们就能用锤子把金敲成非常非常薄的箔片。

麻省理工公开课 - 固态化学导论课程节选

Chrysanthemum blooms can be white, yellow,gold,red or other colors.

VOA: special.2010.06.29

So you can imagine, we actually don't need to think of it as a piece of gold foil it might be easier to think of it as a couple of layers of atoms.

所以可以想象,我们不用把它当成一片金箔,只要把它当成是几层原子,所以他所作的就是。

麻省理工公开课 - 化学原理课程节选

You can not take the gold with you!

VOA: special.2010.03.22

In Section III below, Yeats says, "Get all the gold and silver that you can"-- "Provide, provide!" But just as in Frost, this strategy isn't going to work.

在第三节里，叶芝说，获得你能获得的黄金和白银-,请拿出来，请拿出来！，但正像弗罗斯特，这个方法行不通。

耶鲁公开课 - 现代诗歌课程节选

(SAYING) Simbo says if he works hard, he can get two or three carats of gold every day.

VOA: standard.2010.04.22

So it might, if men had not found out" and here's her phrase worth remembering-- "a fearful alchemy by which this blood can be transformed into gold.

如果人们还没意识到的话,的确应该这样,这里有一段应该记住,"那是一种可怕的炼金术,将鲜血血炼成黄金

耶鲁公开课 - 美国内战与重建课程节选

But it is not easy to get at. Specks of gold embedded in the mountain rock can only be extracted by blasting and crushing the rock to powder.

VOA: standard.2010.04.22

He said to the dentist just out of curiosity can you tell me what the price of gold has ? what it's been doing lately?

他对牙医说，只是出于好奇,你能告诉我金子的价钱是多少吗,最近价格怎么样？

耶鲁公开课 - 金融市场课程节选

They could get together and say we are writing a new rule on how these gold proceeds can be used, but no one has taken the initiative to start to make that happen."

VOA: standard.2009.04.20

You can still in France today find not canine butchers, you can find horse butchers, and it's always a red front with a gold head of a horse, appropriately enough.

现在,在法国,你仍然可以看到杀马的屠户,通常都是红色门面上贴着个金色的马头,十分相称

耶鲁公开课 - 1871年后的法国课程节选

This is very important,which is why I am doing it: "If we want to know how fast a human being can run, then it is no use to average out the speed of a "good sample" of the population; it is far better to collect Olympic gold medal winners and see how well they can do.

这话非常重要，是我作这个研究的原因：,“如果想知道人类最快能跑多快，那从好的样本中测出平均数是“,没用的;,而应该收集田径类奥运冠军的信息,看他们能跑多快。

哈佛公开课 - 幸福课课程节选