布什任内美印关系的核心是核合作协议，这份协议使印度免受全球反核扩散公约束缚，进一步巩固了其核大国的合法地位。
At the heart of this strengthening was a nuclear co-operation agreement that made India an exception to the global counter-proliferation regime and a more legitimate nuclear power.
目前的会谈必须着力于巩固2009年所取得的进展，使其成为具有切实约束力的法律承诺。
Current negotiations must focus on consolidating the progress made in 2009 into binding and reliable legal commitments.
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