There is, it says "a significant risk of a peak in conventional oil production before 2020".

报告说存在着“极大地危险，即常规石油产量在2020年以前就达到顶峰”。

youdao

Outside of Saudi Arabia, they have the two biggest endowments in conventional oil reserves.

除去沙特阿拉伯，他们是两个原油储量最大的国家。

youdao

What’s more, there is probably not enough conventional oil left to tip the climate over the edge.

更甚者，我们可能已经没有足够的传统石油将气候从危险边缘挽回了。

youdao

The International Energy Agency, an intergovernmental energy advisor, has projected an almost in conventional oil production by 2020 and the potential for a serious gap between supply and demand by 2015.

VOA: standard.2009.10.20

There accumulated the first of our tale, a deposit of what we now call conventional oil.

FORBES: The Promise And Pitfalls Of Canada's Oil Sands

Because of this additional history, oil sands differ in structure as well as content from conventional oil deposits.

FORBES: The Promise And Pitfalls Of Canada's Oil Sands

"Shale gas producers expanded payrolls, while employment at conventional oil and gas firms was flat, " the Fed noted.

WSJ: Fed survey: Pa. shale gas boom regions robust