Alberta has become something of a petro-state: the oil-and-gas sector accounts for 31% of its GDP.
艾伯塔省仿佛变成了一个产油国，该省GDP的31%来自石油和天然气行业。
2
Yet for all the attendant hassles one might expect in the capital city of a modern post-Soviet petro-state, Baku and its denizens radiate an Old World warmth.
然而，所有到过巴库的人争辩说，在一个后苏联时代国家的首都，人们希望看到旧时代散发出来的温暖。
3
Russia is a failed state, kept on life support by oil revenues and Western petro-science and technology.