Since Microsoft must know all this, the fact that it still wants to buy Yahoo! Is nothing less than an admission that it needs help to catch up with Google.
既然微软对此心知肚明，却仍还要收购雅虎，这一事实无非表明它需要想办法追赶谷歌。
Want to know what Google did, we must first understand what is SHA-1.
想了解谷歌做了什么，我们就得先来了解SHA - 1是什么东西。
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