Annetta Cheek heads the Center for Plain Language in Silver Spring,Maryland.

VOA: special.2010.04.30

In an aqueous solution, he passes electric current and causes silver ions to deposit and form metallic silver.

在水溶液中，他接通电流，这得银离子,沉淀，并形成金属银。

麻省理工公开课 - 固态化学导论课程节选

Everything -- gold, silver, diamonds, particles -- everything accelerates the same way in a gravitational field, due to this remarkable fact.

所有东西,金,银,钻石,粒子,所有东西,在引力场作用下都以相同的方式加速,原因就是这个显著的事实

耶鲁公开课 - 基础物理课程节选

However,putting a silver sixpence inside a shoe is generally not a tradition followed by brides in the United States.

VOA: special.2011.07.15

And, in any arbitrary crucible full of molten silver, half of them are going to be spin-up and half of them are going to be spin-down.

并且，在任一个浇满了熔银的坩埚中，银原子中的电子一半是向上转,另一半是向下转。

麻省理工公开课 - 固态化学导论课程节选

The United States did,too. In eighteen seventy-three, Congress passed a law that stopped the government from using silver as money.

VOA: special.2010.06.17

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

In eighteen ninety, when the Silver Purchase Act was passed, the government held almost two hundred ninety million dollars in gold.

VOA: special.2010.06.17

In 1931 they dropped convertibility of the pound sterling still called pound sterling even though it's not silver it was gold.

在1931年，他们放弃了英镑的可兑换性,仍然叫做英镑的话,即便它不是银，而是金。

耶鲁公开课 - 金融市场课程节选

The great wealth taken from the gold and silver mines was usually invested in other businesses: shipping,railroads,factories, stores,land companies.

VOA: special.2010.03.18

I pour in the silver until I run out of silver.

再把所有银子倒进去。

麻省理工公开课 - 计算机科学及编程导论课程节选

American investors and bankers were afraid their money would drop in value because of the use of silver.

VOA: special.2010.06.24

And here in the middle of the page a little ways down: My love's striped black-and-white cotton frock, jaunty blue cap, white socks and brown moccasins were not quite in keeping with the large, beautifully cut aquamarine on a silver chainlet which gemmed her throat, a spring rain gift from me.

在这一页中间偏下的地方：,我的小情人穿着黑白条子的棉布裙，带着鲜艳的蓝色帽子，白袜子和亮皮鞋与她脖子上那条优美的,蓝宝石项链有些不协调,这是由于那场春雨我送给她的礼物。

耶鲁公开课 - 1945年后的美国小说课程节选

Sylvie felt as if she were a part of the gray shadows and the silver leaves that moved in the evening breeze.

VOA: special.2010.04.03

You take a material like silver and put it in a glass case and that's the definition of a meter.

你拿某种材料,比如银,把它放进玻璃柜里,那是一米的定义

耶鲁公开课 - 基础物理课程节选

In the United States in the early eighteen hundreds, fifteen ounces of silver had the same value as one ounce of gold.

VOA: special.2010.06.17

And isn't that clear already from their colors, the material that they're made of Gold and silver, these colors marked them as fashioned, precious objects, inorganic, and in all these ways beyond time and nature, growth or decay.

从它们的颜色上很容易知道，制作它们的材料,金银说明它们是,特制的珍贵的物件，非自然生长的，这些都是超越时间自然,不会生长或衰亡。

耶鲁公开课 - 现代诗歌课程节选

That it was necessary to stop - for a while - all payments in gold or silver.

VOA: special.2009.01.01

The extra gold increased the supply of money in the same way silver would have increased it.

VOA: special.2010.07.01

They were afraid their money would drop in value, as more silver money was put into use.

VOA: special.2010.06.17

The debate over gold and silver was especially important because of an economic depression that began in the United States in eighteen ninety-three.

VOA: special.2010.07.01

The mens four-member Nordic team finished second in the Nordic combined race for a silver medal.

VOA: special.2010.02.26

That was when mines in the western United States began to produce large amounts of silver.

VOA: special.2010.06.17

In the spring of 1837, the demand on banks for gold and silver grew too heavy.

VOA: special.2009.01.01

One day not long after, Ed Schieffelin finally did discover valuable silver ore in the area.

VOA: special.2010.02.15

In eighteen seventy-one, Germany declared that it would no longer support its paper money with silver.

VOA: special.2010.06.17

You might say such a person, "was born with a silver spoon in his mouth."

VOA: special.2010.06.20

Many congressmen supported silver money -- especially those congressmen from silver-producing states in the west.

VOA: special.2010.06.17

The new law increased the amount of silver money used in the United States.

VOA: special.2010.06.17

The woman's body is covered with silver tiles which shine brightly in the sunlight.

VOA: special.2010.05.07