接触存在于许多室内空间的空气中的有害媒介会带来各类不良影响，如引起呼吸系统疾病，过敏和呼吸道刺激。
Exposure to hazardous airborne agents present in many indoor Spaces causes adverse effects such as respiratory disease, allergy and irritation of the respiratory tract.
接触存在于许多室内空间的空气中的有害媒介会带来各类不良影响，如引起呼吸系统疾病，过敏和呼吸道刺激。
Exposure to hazardous airborne agents present in many indoor Spaces causes adverse effects such as respiratory disease, allergy and irritation of the respiratory tract.
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