So we owe our existence to aerosol particles.

因此气颗粒的存在 使我们得以存活。

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

含硫的蒸汽在空气中变成硫酸气。

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

答案是，我们尚未能够了解气与云。

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

其他气以主导伤害的化学反应。

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

也许是由一种叫气的材料构成。

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

这有助于提高大雾预报和气预报的准确。

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

美国已经不再使用 CFC 的气罐了。

The sulfur combined with water vapor to create sulfate aerosols.

硫磺与水蒸气 结合生成硫酸盐气。

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

这些颗粒，叫做气，以在空气中停留几分钟到几小时。

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

大气气是一种微小的液体 或是一种悬浮于空气中的固态颗粒。

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

柯林斯是一位有气科学背景的机械工程师。

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

每次它们蒸发，然后会把这种气带入肺部，这不是水蒸气。

Scientists who warn about aerosols say that current health advisories still make sense.

警告人们注意气传播的科学家说现在的健康建议仍旧有作用。

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

研究结果还表明，气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" .

对空气的分析表明，空气中完全没有“人为气”。

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气中有多少这种被称为气的颗粒。

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气飞沫保持长达3小时的传染。

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

我们以通过向平流注入气来实现这一点，就像火山（爆发时）一样。

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

依据它的特及它出现的地方，一个气微粒以有很惊人的表现。

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气传播。