The area in question is the densely forested Essequibo region.

该地区是森林茂密的埃塞奎博地区。

This was in reference to the Essequibo region, a very oil-rich part of Guyana that actually makes up about two-thirds of that country's national territory.

这是指埃塞奎博地区，这是圭亚那石油储量丰富的地区，实际上占圭亚那国土面积的三分之二。