突然，“老虎”群一阵骚动，猎物来了。
"The work that we're doing now is allowing us to create semiconductors up to 4,000 times purer in space than we can currently make here today," says Josh Western, CEO of Space Forge.
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BBC事實查核（BBC Verify） 對這些說法進行了核實。
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given a stack of punched cards encoding transactions, they produced a ledger