This week in our series, Frank Oliver and Larry West tell what happened after South Carolina left the Union.

VOA: special.2009.07.23

If you plug in x equals one that is our series.

如果你定义x等于1这就得到了我们的式子。

麻省理工公开课 - 固态化学导论课程节选

Okay. Now Eva has another gig out in Gilford this morning so she's going to run off, and I'm going to show you, maybe, if we can get our slides up, this overtone series stuff.

伊娃今早在吉尔福特还有其他表演,所以她得告辞了,现在,要是我的幻灯片能用的话,我要用幻灯片为你们演示,这些有泛音列的乐器

耶鲁公开课 - 聆听音乐课程节选

This week in our series, Maurice Joyce and Larry West discuss America's foreign policy in the late eighteen hundreds.

VOA: special.2010.07.08

Our Rudd Center website, we have recorded a series of Podcasts with people who have visited the Rudd Center and I would urge you to listen to those, and I'll be mentioning these as we go throughout the class.

我们路德中心的网站,我们有一系列对路德中心来访的学者,进行采访的播客,我希望你们能听一下这些播客,在以后的课堂上我也会提到其中的内容的

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

This week in our series, Robert Bostic and Jack Weitzel continue the story of immigration in the United States.

VOA: special.2010.05.20

So this is our final equation, and this is actually called the Balmer series, which was named after Balmer, and this tells us the frequency of any of the lights where we start with an electron in some higher energy level and we drop down to an n final that's equal to 2.

把2代入到这里，所以得到1除以,这就是我们最终的方程，这叫做Balmer系，以Balmer名字命名的,它告诉我们从高能级掉到n等于2的,最终能级所发出光的频率。

麻省理工公开课 - 化学原理课程节选

Pierce agreed. This week on our series, Ray Freeman and Steve Ember continue the story of the presidency of Franklin Pierce.

VOA: special.2009.05.07

This week in our series, Larry West and Shep O'Neal tell the story of the election of eighteen sixty-eight.

VOA: special.2010.02.11

This week in our series, Jack Moyles and Lew Roland continue the story of the Compromise of Eighteen Fifty.

VOA: special.2009.03.26

This week in our series, Larry West and Frank Oliver talk about the first term of President Ulysses Grant.

VOA: special.2010.02.18

This week in our series, Leo Scully and Larry West complete our story of the Compromise of Eighteen Fifty.

VOA: special.2009.04.09

This week in our series, Larry West and Maurice Joyce tell about the conflict between the United States and Mexico.

VOA: special.2009.02.26

This week in our series, Kay Gallant and Frank Oliver tell the story of Abraham Lincoln's speech the Gettysburg Address.

VOA: special.2009.11.12

This week in our series, Doug Johnson and Steve Ember continue the story of President William McKinley and the Spanish-American War.

VOA: special.2010.07.22

This week on our series, Sarah Long and Richard Rael discuss relations between the Mormons and the federal government.

VOA: special.2009.06.04

This week in our series, Kay Gallant and Harry Monroe continue the story of American conservatism during the nineteen twenties.

VOA: special.2011.01.13

This week in our series, Kay Gallant and Harry Monroe continue the story of the presidency of Teddy Roosevelt.

VOA: special.2010.08.12

This week in our series, Maurice Joyce and Leo Scully tell the story of the final surrender of the Confederate armies.

VOA: special.2010.01.14

This week in our series, Shep O'Neal and Maurice Joyce tell the story of the election of eighteen sixty-four.

VOA: special.2009.12.10

This week in our series, Kay Gallant and Harry Monroe continue the story of President Lincoln and the American Civil War.

VOA: special.2009.12.17

This week in our series, Kay Gallant and Harry Monroe talk about the naval side of the Civil War.

VOA: special.2009.09.10

This week in our series, Maurice Joyce and Shep O'Neal tell the story of President Theodore Roosevelt and his administration.

VOA: special.2010.08.05

This week in our series, Stuart Spencer and Jack Moyles begin the story of the Compromise of Eighteen Fifty.

VOA: special.2009.03.19

This week in our series, Steve Ember and Shirley Griffith describe the first days of the American Civil War.

VOA: special.2009.08.20

This week in our series, Harry Monroe and Kay Gallant talk about this critical time in American history.

VOA: special.2009.07.16

This week in our series, Harry Monroe and Kay Gallant tell us what happened to John Brown after he seized Harpers Ferry.

VOA: special.2009.07.02

This week in our series, Kay Gallant and Harry Monroe tell us about the presidency of Grover Cleveland.

VOA: special.2010.05.06

This week in our series, Harry Monroe and Kay Gallant tell about some of the other early battles of the Civil War.

VOA: special.2009.09.03

The speech he gave would be one of his last, as Kay Gallant and Harry Monroe explain this week in our series.

VOA: special.2009.12.31