基本解释雪晶同根派生 英汉例句When melting snow crystals or raindrops fall through very cold air, they freeze to form small particles of ice, called sleet.儅融化的雪晶或雨滴落下時穿過非常冷的空氣，它們會冰凍成很小的冰粒子，稱作冰雨。