Former U.S.Secretary of State Madeleine Albright has just finished chairing a team that did a first draft of the Concept, and presented it to NATO officials in May.

VOA: standard.2010.06.11

There has to be the mathematical model, which I just presented, but it may be more complicated.

还必须有我之前讲的数学模型,但实际模型可能更复杂

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