Barack Obama is spending billions to maintain and upgrade America's nuclear weapons. But his opponents say it's not enough. Will they ever be satisfied?
2
奥巴马的助手表示希望她能参加更多的周日节目。
Aides to Obama say they would like to see her on the Sunday shows more often.
3
奥巴马称，全世界必须携手表明，国际法不是空泛的承诺，国际条约必须得到执行。
Obama said. 'the world must stand together to demonstrate that international law is not an empty promise, and that treaties will be enforced.
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