A senior State Department official said the United States is in contact with other participants in the six-party process on how to get North Korea back to the negotiating table.

VOA: standard.2009.04.15

On the next step though, this, we get substituted by that. Right, on the next step, I'm back in the even case, it's going to take six more steps, plus t of b minus 1. Oops, sorry about that, over 2.

这一步就是偶数了，这一步会让我们得到，6+t这样的结果，因为b-1现在是偶数了,别忽略这里的细节。

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She said she and Lavrov agreed on the need to get North Korea back to the six-party talks but said the other participating countries "may have to show some patience" before that is achieved.

VOA: standard.2009.05.07