The Homestake Gold Mine was chosen to study dark matter because it is largely protected from the radiation that could interfere with the project.

VOA: special.2009.07.21

That's because it's here where the rigid polarities between light and dark and good and evil, all of these absolute oppositions, begin to collapse.

这是因为这里就是光与暗,善与恶之间严格的两极分化，及所有绝对的对比开始崩塌的地方。

耶鲁公开课 - 弥尔顿课程节选

I'm usually out early in the morning when it's still dark now because of the changing in the season.

我通常早上很早就出门，因为季节变换，那时天还是黑的。

中央公园的时光 - SpeakingMax英语口语达人

"When Norman Rockwell originally painted it, the Red Lion Inn was dark because it was only open seasonally in the summer,because it had no heat.

VOA: standard.2009.12.25

He's simultaneously confronting the fear of heights, snakes, and the dark because he's trapped in that thing and the logic is--the logic of--the logic is not bad.

他同时面对着高空，蛇,以及黑暗所带来的恐惧,因为他被困在了那个地方,这样的逻辑看上去没什么错。

耶鲁公开课 - 心理学导论课程节选

He says the station is not a happy one. He says when he saw it, he was very scared because the station isn't light, it's very dark.

VOA: standard.2010.07.10

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

It's really a technology initiative that's aimed to index the "dark" web or the hidden web, because according to computer scientists, right now the conditional search engines only index about 1% of the information on the Internet.

这是一项,致力于将暗网,或隐藏网页纳入索引的技术创新，根据计算机科学家的统计，条件式的搜索引擎只将,互联网上1%的信息纳入了索引。

斯坦福公开课 - 百度CEO李彦宏演讲：全球最大搜索引擎的发展课程节选

See the merry limbs in hot Highland fling Because some wizard vermin Charmed from the quiet this revel When our ears were half lulled By the dark music Blown from Sleep's trumpet.

看那在苏格兰高地舞欢快的四肢,因为一些男巫,神往陶醉于这狂欢中,当我们的耳朵半听着,在黑暗音乐边的是小号的声音。

耶鲁公开课 - 现代诗歌课程节选

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

If an American, because his skin is dark, cannot eat lunch in a restaurant open to the public-- , then who among us would be content to have the color of his skin changed and stand in his place?

如果一个美国人，因为他的皮肤是黑色，而不能在一家对公众开放的餐馆吃午餐…,诸如此类的话，那么我们当中有谁会愿意,换上他的肤色，接受他受到的待遇？

耶鲁公开课 - 心理学导论课程节选