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20世纪初,英国某计算器厂家的销售员为了吹嘘一种新型产品,对围观者说:“这种计算器非常神奇和实用,它可以帮助我们轻易地计算出多位数乘以多位数的结果。当然灵不灵要当场试验,现在我就用它算出23586×7283的结果,大家
At the beginning of the 20th century, a salesman at a calculator manufacturer in the UK, in order to brag about a new type of product, said to onlookers: ”This kind of calculator is very magical and practical. It can help us to easily calculate multi-digit multi-positions. The result of the number is, of course, that Spirit is not working on the spot, and now I use it to figure out the result of 23586×7283.