Prolonged exposure to these pollutants may result in chronic disease.

长期接触这些污染物可能会引起慢性疾病。

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Prolonged exposure would be more dangerous.

长时间的接触会更加危险。

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The odourless, colourless gas is deadly if there is high or prolonged exposure.

这种无色无味的气体如果长期大量地泄露，将是杀人不眨眼的恶魔。

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Prolonged exposure to microwave radiation produced the stress protein, even though there appeared to be no noticeable heating.

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The skin lesions that come from prolonged exposure to arsenic are already evident on the hands and feet of many villagers.

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Certain OLED materials also are damaged by prolonged exposure to sunlight.

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