They're still probably usable. They could be "re-commissioned," but the way they count things, which is very complicated, we think we have about a third of the nuclear weapons we had before.
它们可能还可以使用，并且可以“再次服役" 但是军方用一种很复杂的技术方法统计得出结论： 我们以为全世界只留有相比以前 三分之一的核武器