The researchers say Anchiornis huxleyi appeared to have a dark gray or black body.

VOA: special.2010.03.16

First of all, if we want to know about the Dark Ages, what sources do we have available to us?

首先,如果我们想了解黑暗时代,我们有什么资料可寻呢

耶鲁公开课 - 古希腊历史简介课程节选

Maybe you should leave before it gets too dark, so that you don't have to walk too far.

也许你该在天黑之前就动身回去了，这样你就不用走那么远了。

How long实战 - SpeakingMax英语口语达人

Scientists have wondered about mysterious dark matter particles for more than seventy years.

VOA: special.2009.07.21

You have to have the courage to examine who you really are, to come to terms with the dark corner of your own soul.

你必须有审视自己的勇气，面对并接受你灵魂中的黑暗角落。

普林斯顿公开课 - 人性课程节选

They have meetings at night,in the dark.

他们在夜晚集会。

耶鲁公开课 - 新约课程节选

But if we look at the society that emerges, this Dark Age society that emerges from the ancient world of Mycenae, what you have is a rare human experience.

如果我们仔细观察这渐渐浮出水面的社会,这个从古代迈锡尼文明浮现出来的,黑暗时代的社会,你会得到一些相当宝贵的经验

耶鲁公开课 - 古希腊历史简介课程节选

It's the old gray but dark philosophy that you should just look at value But, one of the things is when people have given up on a company--that's the perfect time.

就是那个陈旧黑暗的哲理,你应该只注重价值,但是，还有一种情况当人们都抛售了,某个公司的股票--那就是个极佳的时机。

耶鲁公开课 - 金融市场课程节选

Five hundred years ago, that wouldn't have sounded dark.

五百年前,这个听起来绝对不阴暗

耶鲁公开课 - 聆听音乐课程节选

Another characteristic of these years, which scholars refer to as the Dark Ages, just as they do the years after the fall of the Roman Empire-- dark for two reasons. Dark, in the most obvious way, because we don't have any writing, no record of them.

这也是这段时期的另一个特征,学者们称之为,黑暗时代,他们也是这么称呼,罗马帝国陷落后的那段时期的,称黑暗主要有两个原因,黑暗,最明显的理由,是因为我们没有任何关于他们的史料和记录

耶鲁公开课 - 古希腊历史简介课程节选

That is because in the Dark Ages we don't have any writing.

这是因为在黑暗时代,没有什么保留下来的文字

耶鲁公开课 - 古希腊历史简介课程节选