Tree pollens in the spring and grass pollens in the fall are extremely fine: they blow with the wind, inflaming the eyes and nasal membranes of sufferers, making their noses run and eyes water.
尤其春、秋二季是痛苦季節──春季的樹花粉、秋季的草花粉都非常細密，它們隨風飄散，搞得過敏一族鼻腔和結膜發炎紅腫，鼻水眼淚直流，痛苦不堪。