So we owe our existence to aerosol particles.

因此颗粒的存在 使我们得存活。

You turn the sulfate containing evaporate into sulfuric acid aerosols in the atmosphere.

含硫的蒸汽在空中变成硫酸。

The answer is that we don't yet understand aerosols and clouds well enough.

答案是，我们尚未能够了解与云层。

Other aerosols can host chemical reactions that damage the ozone layer.

其他主导伤害臭氧层的化学反应。

Maybe they'd be made out of a material known as aerogel.

也许是由一种叫的材料构成。

And this significant we can improve fog forecast and aerosol forecast.

这有助于提高大雾预报和预报的准性。

The US had already moved away from CFCs in aerosol cans.

美国已经不再使用 CFC 的罐了。

Collins is a mechanical engineer with a background in aerosol science.

柯林斯是一位有科学背景的机械工程师。

These particles, called aerosols, can stay in the air for minutes to hours.

这些颗粒，叫做，在空中停留几分钟到几小时。

Atmospheric aerosols are tiny liquid or solid particles suspended in the air.

大是一种微小的液体 或是一种悬浮于空中的固态颗粒。

Every time they vape and bring this aerosol into their lungs, it's not water vapor.

每次它们蒸发，然后会把这种带入肺部，这不是水蒸。

The results also suggested that aerosol vaccination could trigger immune responses without serious side effects.

研究结果还表明，疫苗接种引发免疫反应，且无严重副作用。

The analysis of the air showed that it was totally free from " anthropogenic aerosols" .

对空的分析表明，空中完全没有“人为”。

NASA's Earth-observing satellites monitor how many of these particles, called aerosols, are in our air.

美国宇航局的地球观测卫星监测了空中有多少这种被称为的颗粒。

Recent studies suggest the SARS-CoV-2 airbourne droplets can remain infectious for up to 3 hours.

最近的研究表明，SARS-CoV-2飞沫保持长达3小时的传染性。

We could do that by injecting aerosols into the stratosphere like volcanoes can do.

我们通过向平流层注入来实现这一点，就像火山（爆发时）一样。

But they do not prove it.

但是他们没有证明传播病毒。

Depending on what it is—and where it is— an aerosol particle can do some impressive things.

依据它的特性及它出现的地方，一个微粒有很惊人的表现。

Over the last several months, scientific studies have shown that this coronavirus is also transmitted through aerosols.

过去几个月的科学研究表明，这种冠状病毒也通过传播。

It's that filter that traps the smallest aerosol particles, the kind that can carry the virus.

就是那个能捕获最小的颗粒的过滤器，也就是能阻隔病毒的那种。