May cause respiratory irritation.

可能引起呼吸道刺激。

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Use appropriate respirator, it is recommended to avoid potential respiratory irritation.

为了避免潜在的呼吸道刺激，建议使用合适的呼吸器。

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SO2 can affect the respiratory system and the functions of the lungs, and causes irritation of the eyes.

二氧化硫可影响呼吸系统和肺功能，并刺激眼睛。

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Enormous quantities of air pollution from burning forests led to a dramatic rise in the number of cases of eye irritation, respiratory illness and cardiovascular disease -- examples of the unexpected public health surprises which become more likely in a warming world.

CNN: Global warming may harm human health

Secondhand smoke exposure causes eye irritation, asthma and other acute respiratory diseases and is thought to be a cause of infant crib death.

CNN: Is secondhand smoke really that risky?