Dolly Sods once was covered with a dense ancient forest of red spruce and hemlock trees.

VOA: special.2009.07.20

So this is page 741: Truth indeed came once into the world with her divine Master, and was a perfect shape most glorious to look on.

在第741页：,真理确实同她的虔诚的主人在人间走过一次，是一个被看作是最完美最高贵的形象。

耶鲁公开课 - 弥尔顿课程节选

I met a lot of people there and I never once got the idea that anyone there was evil or grasping.

在那我见了很多人,但是我没有察觉到,任何恶毒或者贪婪的气息。

耶鲁公开课 - 金融市场课程节选

Many critics say Weezer has lost all connection to the alternative band it once was.

VOA: special.2009.11.20

When I started merging, I did merging three times across this whole board, this level, this level, and this level, and each time because of the way I was advancing my fingers I touched each number just once.

在整个过程中，我一共做了,三次合并，这一层，这一层，和这一层，而且每次,由于要前移手指，因此对每个数字,仅仅移动了一次。

哈佛公开课 - 计算机科学课程节选

There is literally concrete evidence of their work." Tony Hawk says skateboarding was once a sport on the edge of society.

VOA: special.2009.09.11

The witch that came To wash the steps with pail and rag Was once the beauty Abishag, The picture pride of Hollywood.

向我们走来的女巫,提着水桶和抹布擦洗台阶,她曾经像亚比沙一样美，好莱坞里最值得骄傲的记忆。

耶鲁公开课 - 现代诗歌课程节选

His ideas were so endless that he was not even troubled when he once lost some music he had been writing.

VOA: special.2009.02.08

Once you get a formula, you've got to always remember the terms under which the formula was derived.

使用公式时,你一定不能忘记,公式使用的前提条件

耶鲁公开课 - 基础物理课程节选

In the beginning, Special English had one fifteen-minute news show that was broadcast to Africa and Asia once a day.

VOA: special.2009.10.16

But Eudora Welty was once asked why Southerners can be such great writers, or such good storytellers and she was a wonderful storyteller.

但有一次她被问到,为什么南方总是出伟大的作家,或者是杰出的小说家,她自己就是个很出色的小说家

耶鲁公开课 - 美国内战与重建课程节选

He said once the people understood that it was a war for democracy, they would win it quickly.

VOA: special.2009.11.12

In addition once a week, besides the regular intelligence briefing, which was organized by the intelligence community.

然后每个星期一次，除了定期的，由情报局组织的,情报简报会议。

普林斯顿公开课 - 国际座谈会课程节选

Once again,he said the war was not a struggle for the Union, but a fight to free the slaves of the south.

VOA: special.2009.10.22

He replied, once we verified there was no danger to a member's property, we had no choice but to back off according to our rules.

他回答道，根据公司规定，一旦确认会员财产无损，我们只能袖手旁观。

耶鲁公开课 - 公正课程节选

He was ninety-four years old. Someone once asked him if he thought he would still be playing at one hundred years old.

VOA: special.2009.09.27

I took a class once on how to teach when I was a graduate student.

在我读研的时候,曾经上过一节教学课。

耶鲁公开课 - 心理学导论课程节选

But once it was built, family members of the dead, Vietnam veterans, and the general public accepted its beauty and strong emotion.

VOA: special.2009.05.06

However, over the course of time, some ancient Israelites, not all at once and not unanimously, broke with this view and articulated a different view, that there was one divine power, one god.

然而随着时间推移一些犹太人，不是全体一致地，摒弃了这种，认同并信仰一种完全不同的，那就是世上只有一个神，上帝。

耶鲁公开课 - 旧约导论课程节选

This spring, Everglades National Park launched a visitation program to what was once a highly restricted military base.

VOA: special.2009.06.30

I was immersed in March Madness once I got to Duke.

一到杜克我就沉浸在大学生篮球联赛里了。

普林斯顿公开课 - 人性课程节选

It was a nineteen seventy-two green Chrysler station wagon that once belonged to him and Yoko Ono.

VOA: special.2011.01.28

My niece drew a picture of my family once when she was three.

我侄女三岁时画了张全家福

耶鲁公开课 - 死亡课程节选

Parson Walker's wife was very sick once, for a long time, and it seemed as if they were not going to save her.

VOA: special.2009.08.29

The next year 403 the Tyrants The Thirty as they were called were driven out and a democratic government was once again reestablished in Athens.

来年，即公元前403年，暴君,别名三十,就被罢黜,民主政府再次重立于雅典。

耶鲁公开课 - 政治哲学导论课程节选

"I thought that sooner or later one thing was sure to happen: The first real test once he was through school would ruin him.

VOA: special.2009.01.03

None of you got smallpox vaccinations, because once a country was certified to be smallpox free, there was no reason to-- there was no reason to vaccinate people any longer.

你们当中没人接种过天花疫苗,因为一旦一个国家确认不再有天花,就没有理由,就没有理由再给人们接种

耶鲁公开课 - 生物医学工程探索课程节选

I thought that sooner or later one thing was sure to happen: The first real test once he was through school would ruin him.

VOA: special.2010.03.27

And it's not a la-di-dah thing where--I'll tell you, once there was a student in there who had really fantastic French and I said, "Why is your French so good?"

其实也不是那么严格要求的,我给你们讲,以前有个学生法语特好,我就问他你法语怎么这么好啊

耶鲁公开课 - 1871年后的法国课程节选

These students went ahead and did wonderful things, whether it was right out of college, whether it was once they established themselves, but there was always this,the back of their mind, very often fore of their minds, ?" "How can I make this world a better place?"

这些学生勇往直前，做了非常棒的事，无论是校外校内的，无论他们是否刚建立起自身，但可以确定的是，他们潜藏的思想，很多时候会涌现出来，“我怎样才能使这个世界变得更美好“

哈佛公开课 - 幸福课课程节选