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[SHUBIN:] Tiktaalik was headline news the day it was described in 2006. And I remember going in to drop one of my kids off at school. And the teacher asked me, "You know, I read about y...

[舒宾：]Tiktaalik 成为头条新闻 新闻 2006 年。 我记得我进去投降 我的一个孩子在学校。 老师问道 我，“你知道的， 我读到你的 在报纸上发现。 你能把它带进来吗 给孩子们看吗？ ...

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Akhil Reed Amar is a professor at Yale Law School in Connecticut.He says the delegates' decision to let people elect their representatives helped change the meaning of the word "democracy.""The succes...

阿克希尔·里德·阿马尔（Akhil Reed Amar）是康涅狄格州耶鲁大学法学院（Yale Law School）的教授，他说，代表们决定让人们选举他们的代表，帮助改变了“民主”这个词的含义。美国宪法项目的成功向世界其他地区证明，民主可以...

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In May of 1787,a group of America's early leaders met in Philadelphia, Pennsylvania.They planned to amend the Articles of Confederation.That document established a loose union of the 13 states.Instead...

1787 年 5 月，一群美国早期领导人在宾夕法尼亚州的费城举行会议，他们计划修改邦联条款。该文件建立了一个由 13 个州组成的松散联盟。相反，领导人起草了一部全新的宪法。它创建了美国的政府制度并承认其公民的权利。上周，我们讲述了该小组如何...

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[ Music ] [Background music] It was definitely the biggest adventure of my life. [ Music ] This was the Canadian Arctic. Hundreds of miles away from any settlement. We had a narro...

[ 音乐 ] [背景音乐]它是 绝对是最大的冒险 我的生活。 [ 音乐 ] 这是加拿大的北极地区。 数百英里之外 来自任何定居点。 我们度过了一个狭窄的夏天 几周的窗口， 当天气配合时 刚好...

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Nate saw that the cow was in trouble.He knew she needed help.He looked for a nail in the wall where he could hang his lamp.There was none.He was angry,but did not know what to do.He had to have light....

Nate 看到这头奶牛遇到了麻烦。他知道她需要帮助。他在墙上找了个钉子，可以挂灯。什么都没有。他很生气，但不知道该怎么办。他必须有光。奥利弗说，他应该请另一个农民来帮助他。这让 Nate 更加生气。他命令奥利弗离开谷仓。突然，奥利弗看到内特...

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Olive Bowen made some hot coffee to bring to her husband Nate who was over in the barn.He was helping their cow Maudie to give birth.Olive herself was expecting a baby very soon.She felt heavy and mov...

Olive Bowen 制作了一些热咖啡，带给在谷仓那边的丈夫 Nate。他正在帮助他们的奶牛 Maudie 分娩。奥利弗自己很快就要怀孕了。她感到沉重，慢慢地走来走去。咖啡在炉子上煮沸，奥利弗把一些倒进锅里，带到谷仓里。谷仓里一片漆黑。黑...

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>> Our ears allow us to pick up a wide range of sounds. From high-pitched squeaks to low, long distance calls. >> Okay. >> The secret to their capability lies in the tiniest bones in o...

>> 我们的耳朵让我们可以挑选 发出各种声音。 来自高亢的吱吱声 到低距离长途电话。 >>好的。 >> 他们的能力在于 在最微小的骨头里 在我们的身体里。 这三个 我们中耳的骨头。 所有哺乳动物...

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This is enough for youto hold 'my' dress for me,right?Yes, it is.But you must come back in two weeks to pay the rest.Or,the store keeps 'your' dress and a little of your first payment.Angelina felt li...

这足以让你为我拿着“我的”衣服，对吧？是的，它是。但你必须在两周内回来支付剩余的费用。或者，商店保留“您的”衣服和您的第一笔付款的一点。安吉丽娜感觉像跳到空中。她可以把这件衣服放在外面。安吉丽娜非常高兴，她告诉了哈丁夫人关于阿瓦隆服务俱乐部...