On Wednesday, U.S. and Chinese officials are expected to talk about strategic issues.

周三，美国和中国官员预计将讨论战略问题。

I would say there is also a strategic issue here that is not necessarily well understood.

我想说这里还有一个战略问题不一定很好理解。

And one is that Alaskan energy has been a strategic issue for the U.S. now for close to a century.

一是阿拉斯加能源一直是美国近一个世纪以来的战略问题。