The fact that the population's averagegrowthrate has dropped by almost half over the past decade would in itself be shocking.
在过去的十年里人口平均增长率几乎降低了一半，这个事实本身就很让人震惊。
2
Emerging Asia's averagegrowthrate of almost 8% over the past two decades-three times the rate in the rich world-has brought huge benefits to the rest of the world.
NBTA and IHS Global Insight expect most sectors by next year to start rebuilding business travel spending levels, at an averagegrowthrate of 4.2 percent over 2009.
NBTA和IHS Global Insight预期到明年，多数行业会开始重新提高商务旅行支出水平，在2009年水平的基础上以平均4.2%的速度增长。