Sub-Saharan Africa could grow by an average of over 6% to 2015, . Zoellick said in a speech last month at the Woodrow Wilson Center for International Scholars.
佐利克上月在伍德罗.威尔逊国际学者中心的讲话中指出,2015年之前,撒哈拉以南非洲地区的年均增长率有可能超过6%。
Sub-Saharan Africa, South Asia and Southeast Asia waste much, much less - between 6 and 11 kilograms per person.
撒哈拉以南的非洲,南亚和东南亚浪费得很少很少,人均在6至11公斤。
Powered by twin propellers connected to a pedal belt, the mini-sub can reach speeds of 8 kilometers an hour and can reach depths of 6 meters.
由连接在脚踏带上的双螺旋桨提供动力,潜艇的时速可达到8公里,并能下潜至6米深。
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