雪花是几瓣的1

couzhuzhu

去年圣诞节和春节期间看到多处商场和饭店挂的雪花全部是8瓣的,弄的我还很怀疑,因为从小就记得雪花是6瓣的,怎么现在雪花都成这样了?
这次给大家看看显微镜下的雪花,大家也看真.

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