名词
中文翻译：颗粒物
同义词：
['particulate', 'particulate material']
例句：
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1.The air quality in this area is poor due to the high levels of particulate matter.
由于颗粒物含量高，该地区的空气质量较差。
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2. The city has implemented strict regulations to reduce the amount of particulate matter in the air.
该市已实施严格的规定，以减少空气中的颗粒物含量。
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3. The study found that long-term exposure to particulate matter can lead to serious health problems.
研究发现，长期暴露于颗粒物中可能导致严重的健康问题。