What were they doing with this ochre.

了解他们对这只赭石做了什么。

Most of the paintings were done with charcoal but for some, the prehistoric artists used red ochre.

大多数的绘画都是用木炭完成, 但对一些人来说, 这些史前艺术家们使用的是红赭石。

They used it for medicine because ochre fights bacteria.

他们把它当药用，因为赭石可以对抗细菌。

In the report, the researchers described an ochre pigment that produced a bright-red color.

研究人员在报告中描述了一种可产生鲜艳红色的赭色色素。

Scientists see evidence of that in a special kind of rock: ochre.

科学家在一种特殊的赭石上看到了有关这点的证据。

In a 2020 study, scientists used the Blombos Cave ochres to investigate how symbolic behavior may have evolved.

在2020年的一项研究中，科学家们利用布隆伯斯洞穴的赭石来研究象征行为可能的演变方式。

I love to think that this ochre was the beginning of the first artistic manifestations.

我喜欢把这只赭石看作是第一批艺术表现的开始。

But archaeologists have uncovered more advanced uses of ochre dating to around 100,000 years ago.

但是考古学家发现了更多赭石的高级用途，可以追溯到10万年前。

He applauds researchers from CINDAQ who discovered an ochre mining operation, that started 12,000 years ago.

他对这些CINDAQ的研究人员们表示赞许，因为他们发现了始于1。2万年前的赭石采矿作业的遗迹。

Eliette said she saw two marks made with red ochre and she said: They came here.

他们曾到过这里。