In many ways, the public cloud is an outgrowth of large colocation providers and ISPs buying up servers and creating a lucrative outsourced server industry.
从很多方面讲，公用云就是主机托管供应商和IS P购买很多服务器并由此产生出的利润丰厚的外包服务器行业的产物。
There are different costs associated with colocation than there are with a dedicated server.
托管有几个地方带来相关的不同成本，相比服务器租用。
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