Dark matter is considered the essential building block of the universe.

暗物质被认为是构成宇宙的基本物质。

Dark matter, a better name for dark matter is invisible matter.

暗物质，暗物质的一个更好的名字是隐形物质。

Hello! Organic substances recently discovered in the rain forest?

哈罗，最近才在雨林 发现的有机物质？

It's rich in minerals and fish.

它富含矿物质和鱼类。

That amplifies all your violent tendencies.

这种物质会加重你的暴力倾向。

They have a material culture, a social culture.

有物质文，有社会文。

The silver-white contents were ebbing and swirling within.

冥想盆里银白色的物质正在旋转、减退。

These disks are the remnants of planetary formation.

这些圆盘是行星形成的剩余物质.

Matter and the now more exotic anti-matter would have had little space to avoid each other.

物质和更迥异的反物质几乎没有空间可以避免彼此。

And the tags could sense the substances at levels of a few parts per million.

而且这些标签可以在每百万的极少物质中感应到问题物质。

He compounded various substances into an effective medicine.

他把不同的物质调配成特效药。

Examining the contents of that man's stomach.

检查这个人胃里的物质。

They're called exotic because they differ from ordinary matter.

它们之所以被称为奇异物质，是因为它们不同于普通物质。

Thin and fragile, soil is made by living matter.

土壤由命物质构成，薄而脆弱。

The organisms also produce a chemical. This chemical lets them enter a person's body.

这种物还会产一种化学物质。该化学物质会让它们进入人体。

So that trail is literally the chemicals… - The chemicals coming out.

所以这个痕迹就是化学物质… … - 化学物质出来了。

They analyzed bacteria, fungi, parasites and chemicals.

他们分析了细菌、真菌、寄虫和化学物质。

Hormones are chemicals in the body. They send messages from one cell to another.

激素是人体内的化学物质。这些物质在细胞间传递信息。

Now normally these minerals are perfectly harmless.

这些矿物质通完全无害。

Dark matter is a material that also affects the expansion of the universe.

暗物质是一种也会影响宇宙膨胀的物质。