partially melted snow (or a mixture of rain and snow)
Verb:
precipitate as a mixture of rain and snow;
"If the temperature rises above freezing, it will probably sleet"
例句
用作名词 (n.)
The sleet stuck to the branches of trees, reflecting the light from the street lamps. 雨雪凝结在树枝上,反射着街上的灯光。
The external walls of buildings subsystems can effectively prevent reversal of radiation protection, food warming plates from sleet erosion. 其中的外墙子系统能有效防止冷热对建筑物的辐射,保护外保温板不受雨雪侵蚀。