"The rainfall we receive when the northeast monsoon strengthens and from the leading edge of frontal systems is especially acidic," says Mr. Xie, an employee of the Central Weather Bureau's Yangmingshan weather station. "It's only after a couple of days, when the air has been washed clean of pollutants, that conditions improve."
「每逢東北季風增強或鋒面前緣初到時，我們這裡的雨就會特別酸；要等下過幾天雨，空氣中的污染物都被沖刷下來後才會改善，」氣象局鞍部測站工作人員謝先生老神在在地說。