The OECD estimates in its latest Economic Outlook that,if oil prices averaged $22 a barrel for a full year,compared with $13 in 1998,this would increase the oil import bill in rich economies by only 0.25-0.5% of GDP.是什么意思_The OECD estimates in its latest Economic Outlook that,if oil prices averaged $22 a barrel for a full year,compared with $13 in 1998,this would increase the oil import bill in rich economies by only 0.25-0.5% of GDP.在线翻译_英语_读音_用法_例句