Rime -- Super cooled tiny water droplets (typically in a fog), that quickly freeze onto whatever they hit. An example of this is the small droplets of rime on large snow crystals.

• 雪晶-独立的单个冰晶，一般为六重对称形状。雪晶由空气中的冷凝水蒸汽直接包裹着尘埃或者别的外来物质为核心凝华而成。