make a snowflake
做雪花
以上为机器翻译结果，长、整句建议使用 人工翻译 。
"They are so complicated that if you tried to estimate how many ways you can make a snowflake, you get a huge number not just billions or trillions, but bigger than the number of atoms in the universe.
VOA: standard.2009.12.19
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