随着进一步的融化、再结冰，以及上方新的降雪增加的重量，这些雪变成再次结晶阶段的颗粒状中间物，介于小薄片与冰块之间，被称作万年雪。
With further melting, refreezing, and increased weight from newer snowfall above, the snow reaches a granular recrystallized stage intermediate between flakes and ice known as firn.
阿肯色州首府小岩城迎来86年来圣诞节期间首次降雪。
All the capital of Arkansas, Little Rock had its first snow on Christmas day for 86 years.
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