No one nation, no matter how large or powerful, can defeat such challenges alone.
没有一个国家,无论多么庞大或强盛,能独自战胜这类挑战。
However, one computer security expert said that even an attack of this size did not necessarily have to be the work of a large or powerful group.
不过,一名计算机安全专家称,即使是这样大规模的攻击也不一定来自大型或有势力的组织。
It's an extremely powerful mechanism for exploring your data and well worth the effort if you find yourself with large or complex data sets.
这对于探究数据是一个极其强大的机制,如果您的数据集很大或者很复杂,那么也值得花点精力去了解它。
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