On July fourth,eighteen sixty-three, a huge Confederate army surrendered at Vicksburg,Mississippi.

VOA: special.2009.11.26

what three quantum numbers tell us, versus what the fourth quantum number can fill in for us in terms of information.

三个量子数和,四个量子数告诉我们的信息。

麻省理工公开课 - 化学原理课程节选

She goes here, she's a fourth year. She's three years younger than me.

她在这儿读书，大四了。她比我小三岁。

我们是校园情侣 - SpeakingMax英语口语达人

The Brooklyn Bridge opened on May twenty-fourth, eighteen eighty-three.

VOA: special.2009.03.04

Okay, common one, people see that now, well what that means is no longer is a three meal sufficient; there has to be a fourth.

这是人们常见到的一个广告,这意味着我们不再遵循每日三餐的准则,意味着我们必须吃第四餐

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

A fourth government minister was injured in the blast. Three journalists were also killed, raising the total journalists killed this year to nine.

VOA: standard.2009.12.05

So we can completely describe an orbital with just using three quantum numbers, but we have this fourth quantum number that describes something about the electron that's required for now a complete description of the electron, and that's the idea of spin.

所以我们可以用３个,量子数完全刻画轨道，但我们有这第四个量子数,来完整的,描述电子，这就是自旋的概念。

麻省理工公开课 - 化学原理课程节选

The United Nations has already imposed three sets of sanctions on Iran related to its nuclear activities, and pressure appears to be mounting for a fourth.

VOA: standard.2009.09.25

So, they had the ratio of two to one, which gave them the octave, and three to two, which gave them the fifth, and four to three, which gave them the fourth.

他们发现,八度音程中,呈现的是二比一的比例,而五度音程中呈现三比二的比例,在四度音程中则呈现四比三的比例

耶鲁公开课 - 聆听音乐课程节选

Mhlongo has three children and is pregnant with her fourth.

VOA: standard.2010.07.01

I have to buy them all anyway, so I don't care whether three-fourths of my money goes to debt or one-fourth of the money goes to debt.

反正我都得买下来,所以我不介意投向债务的钱,到底是四分之三还是四分之一

耶鲁公开课 - 金融市场课程节选