Prospero said there was a time when scientists did not pay much attention to atmospheric dust. That’s changed.
他说。 Prospero 说， 曾经有一段时间科学家们并没有过多关注大气尘埃。 那改变了。
Atmospheric dust
原声例句
VOA Standard 2013年9月合集
TED-Ed（视频版）
Depending on the local geology, finely ground quartz, coal, or volcanic ash might enter the air as atmospheric dust, along with pollen and fungal spores.
根据当地的地质情况，精细研磨的石英、煤或火山灰可能会作为大气尘埃与花粉和真菌孢子一起进入空气。
英语百科
Dust
Dust consists of particles in the atmosphere that come from various sources such as soil, dust lifted by weather (an aeolian process), volcanic eruptions, and pollution. Dust in homes, offices, and other human environments contains small amounts of plant pollen, human and animal hairs, textile fibers, paper fibers, minerals from outdoor soil, human skin cells, burnt meteorite particles, and many other materials which may be found in the local environment.
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