But prospects for ratification are uncertain for the new strategic arms reduction treaty, which cuts the number of long-range nuclear weapons each country can deploy by almost a third.

但是，这一新的战略武器削减条约获得批准的前景并不确定。该条约将美俄两国能够部署的远程核武器数量削减近三分之一。

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That proportion could well prove to equate to the number needed to block ratification.

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The short answer seems to be that a number of special interests have come together to urge ratification.

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