He said Chinese demand would be an important determinant of oil prices, and the worldwide supply and demand balance could become very tight if other countries began to grow in 2011 or 2012.

• 比罗尔表示，中国需求将是油价的一个重要决定因素，而且如果其它国家在2011年或2012年开始增长，全球供需平衡将变得非常紧张。