也许有人会问，这六十八级跌水瀑布，真的是有六十八级吗？这个就是要我们身临其景去考证一番，才能回答这个问题了。

Maybe some will ask, ―Does this waterfall group really have 68 levels?‖ Well, we just have to go to find the answer in person.

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但是按照摩尔定律计算机的性能每十八个月翻一番，所以一台PC将会每十五年增长一千倍。

But according to Moore's Law the performance of computers will double each 18 month, so a PC will grow in performance by a factor of about 1000 each 15 years.

youdao