But in the 21st century, it does not make sense to apply the zero-sum 19th century theories of how major powers interact.
但在21世纪，运用19世纪大国互动中的零和理论是没有道理的。
As its generalization, we also establish that a positive proportion of even integers can be written as the sum of two squares of primes and two powers of 2.
作为此问题的推广，本文还建立了一个类似的数值结果：可表为两个素数的平方和两个2的方幂之和的大偶数具有正密度。
Historical long problem of powers sum is a problem that still quite gets solicitude so far.
历史悠久的幂和问题，是迄今仍然颇受关注的一个问题。
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