Asthma, a bronchial condition, is much less common ailment than hay fever, an allergic inflammation of the nasal passages.
哮喘是一种支气管疾病，比花粉热（一种鼻道的过敏性炎症）要少见得多。
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As well as taking a supply of masks, team Canada will bring air purifiers, asthma puffers, eye drops, nasal sprays and throat lozenges to help with the side effects of poor air.