北美 畸形極地爆寒會在七月中旬帶來不合時令的冷空氣
畸形極地爆寒會在七月中旬帶來不合時令的冷空氣 Freak polar cold blast to bring unseasonably cold air in mid-July Posted on July 11, 2014 July 2014 – CLIMATE - Many of the cold weather outbreaks this past winter were attributed to something called a Polar Vortex. This i...
