It's caused by volatile organic compounds, or VOCs.

室内空气污染的源头挥发性有合物（简称为VOCs）。

In which of these products would you most likely find the organic compound oxybenzone?

在这些产品中，你最有可能找到有合物氧苯酮？

Fuller found it in nature. It appeared in the shapes of organic compounds and metals.

富勒在自然中找到了。它以有合物和金属的形状出现。

That's important for security to know, because explosives tend to involve organic compounds.

这对于安检来说十分重要，因为爆炸物一般都含有这样的有混合物。

These are the gases and the organic compounds that we already have measured.

这些我们已经测量到的 气体和有合物。

But it was largely overshadowed by the discovery of the synthesis of organic compounds.

但有合物合成的惊人发现，很大程度掩盖了这一情况。

The examinations did suggest the rock contains " organic compounds, " NASA said.

NASA表示，检查确实表明这块岩石含有“有合物”。

With smoke, and air pollution, you also have volatile organic compounds.

出现烟雾和空气污染时，你还会吸入挥发性有合物。

On the micro-scale, though, it's still super durable — the microorganisms that decompose ripped-up bits of wood and seaweed down into simpler organic compounds can't easily digest plastic.

但在微观尺度上，它仍然超级耐久——可以将碎木和海藻分解成更简单的有合物的微生物，却不能轻易的分解塑料。

Carboxylic acids are a type of organic compound characterized by a carbon (C) atom doubly bonded to an oxygen (O) atom and singly bonded to a hydroxyl group (-OH) .

一种有合物，其特征一个碳（C）原子与一个氧（O）原子双键结合，并与一个羟基（-OH）单键结合。

So, what we do is allow the subject to blow into the device, we extract out the volatile organic compound we wish to measure, in this case acetone.

因此我们做的就允许检测目标进入设备, 然后我们回提取希望测量的挥发性有合物, 在这种测试下丙酮。

See, according to Darwin, if we assume that life and its origin was created from non organic compounds and developed an unguided manner, his theory holds true.

看，根据达尔文的说法，如果我们假设生命及其起源由非有合物创造的，并且以一种非控制的方式发展，那么他的理论就正确的。

Organisms as diverse as corals, giant clams and sponges have symbiotic algae living inside their cells, supplying them with organic compounds through photosynthesis.

像珊瑚、砗磲和海绵这样不同的生物都有共生的藻类生活在它们的细胞内，通过光合作用为它们提供有合物。

While alkaloids as a whole are a broader group of naturally occurring organic compounds, defined by having at least one nitrogen atom.

而生物碱作为一个整体一个更广泛的自然存在的有合物组，定义为至少有一个氮原子。

Given a dog's acute sense of smell, scientists think canines can pick up on volatile organic compounds that cancer cells give off.

鉴于狗狗敏锐的嗅觉，科学家们认为，犬科动物可以闻到癌细胞释放的挥发性有物。

One study found thousands of organic molecular compounds, including 33 amino acids, as well as compounds rich in nitrogen and ammonia.

一项研究发现了数千种有分子合物，包括33种氨基，以及富含氮和氨的合物。

What the plants pump through the air is a mixture of chemicals known as volatile organic compounds, VOCs for short.

通过空气，植物输送的一种挥发性有合物的混合物，简称 VOCs。

Additionally, with longer exposure, organic compounds found in smoke can interfere with a plant's ability to take in nutrients.

此外，如果长时间暴露在烟雾中，烟雾中的有合物会干扰植物吸收营养的能力。

Organic compounds have one or more carbon atoms that attach to other elements, usually hydrogen, oxygen, nitrogen and sulfur.

有合物有一个或多个碳原子附着在其他元素上，通常氢、氧、氮和硫。

Others use an array of resistors made of different materials that each change their resistance when exposed to a certain mix of volatile organic compounds.

其他人则使用由不同材料制成的电阻器阵列，当暴露于挥发性有合物的特定混合物时中，每个电阻器的电阻都会改变。