There are these dark streaks on the surface of the moon.

月亮表面有这些黑色的条纹。

《柯林斯英汉双解大词典》

But golden ages rise out of these dark periods, the team argues.

不过研究小组认为，历史上的鼎盛时期也往往是从这种黑暗周期中崛起的。

youdao

And so we've got these two things you mentioned today. One of them is these dark flows.

所以，今天提到的这两个东西，其中之一就是这些黑暗流。

youdao

The "girl" in all these books is Lisbeth Salander, an independent young woman with a very dark and secretive past.

VOA: special.2010.08.18

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

And these really short people with dark skin met them and took them to their city.

然后这些个子很小、深色皮肤的人见到了他们，把他们带到自己的城市去。

神话有趣的课 - SpeakingMax英语口语达人

In some cases, these dark pools allow outsiders entry to increase their order flow.

FORBES: Watch Out For The Quants

The vast majority of us get past these dark thoughts and learn to cope with the trials of life.

CNN: Guns and suicide: One mother's heartbreaking tale

These dark thoughts come after reading the August 31 Nihon Keizei Shimbun editorial.

FORBES: Nikkei's Agenda for the Noda Government