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单词 Polycyclic Hydrocarbons
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And in many cases this dust is laced with complex molecules called polycyclic aromatic hydrocarbons.

在许多情况下,这些尘埃中还夹杂着一种叫做多环芳烃的复杂分子。

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The kind of organic molecules observed are called polycyclic aromatic hydrocarbons, or PAHs.

这种被观测到的有机分子被称为多环芳香烃。

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They looked at chemicals known as polycyclic aromatic hydrocarbons, or PAHs, which are another by-product of combustion.

他们研究了被称为多环芳烃的化学物质,这是燃烧的另一种副产品。

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After cooking, they analyzed the chops for polycyclic aromatic hydrocarbons, or PAHs, which are found in smoked and grilled meats, and may up your risk of cancer.

烤好后,他们分析了这些排骨的PAHs, 即多环芳香烃类物质,这些都是在烟熏火烤后肉类食物中已经被证实存在的化学物质,也许有致癌风险。

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Conversely, burning wood or dung can create polycyclic aromatic hydrocarbons; dangerous compounds that have been linked to several types of cancer, as well as long-term DNA damage.

相反地,燃烧木头或粪肥会产生多环芳香烃;它们是危险的化合物,和多种癌症和长期的 DNA 损伤有关。

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