wintry weather的用法和樣例：
例句
- There is a big contrast between summer and winter weather.
夏季和冬季的天氣很大的差別。 - Winter weather in the PNW has led to avalanche concerns through the Cascade Mountains but the railroads continue to get cars to the elevators to load ships.
太平洋西北沿岸冬季的天氣使人們擔心卡斯克德山脈會發生雪崩，但目前鐵路狀況依然正常，火車仍在向港口貨倉運送貨物。
