看！北京怀柔上空现日晕奇观
Beijing Daily
@气象北京：怀柔本站上空出现明显的日晕，表明此时天空被卷层云覆盖，当光线射入卷层云中的冰晶后，经过折射，形成内红外紫的晕圈。
白韧 摄
（原标题：看！北京怀柔上空现日晕奇观）
来源：@气象北京
流程编辑：tf025
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