Aspirated material may also produce inflammation from chemical irritation, as with gastric contents.

吸入物如同胃内容物一样由于化学刺激物的作用可引起炎症.

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Extensive research suggests that some cancers result from certain forms of physical of chemical irritation.

大量的研究表明:有些癌是由于某种形式的物理或化学刺激所致.

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