单词：energy multiplication factor
单词：energy multiplication factor 相关文章
by Jason Marshall In past articles weve talked at length about three of the big four traditional processes used in basic arithmetic: addition (see also How to Add Quickly), subtraction, and division. However, for one reason or another, we havent yet
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By Zulima Palacio Washington 11 January 2008 A new study says that environmental and social issues are shaping a new sustainable, global economy. The private environmental group, Worldwatch Institute in Washington, conducted the study. Producer Zulim
VOA标准英语2008年（一月）
When I was a kid I was top of the class in maths. I was really good at mental arithmetic and doing sums. Things were easy back then, It was all addition and subtraction, multiplication and division. I knew my times tables like the back of my hand. Th
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By Kent Klein Washington 13 April 2008 Soaring food prices are causing big problems in many parts of the world today. One factor in the ballooning costs may be the increasing global demand for biofuels - vehicle fuels made at least partly from corn (
VOA常速英语2008年（四月）
Soaring food prices are causing big problems in many parts of the world today. One factor in the ballooning costs may be the increasing global demand for biofuels - vehicle fuels made at least partly from corn (maize) or other food crops. 粮价的猛涨
VOA双语新闻 2008年4月
Jo: This is Real English from BBC Learning English. Im Jo. Jean: And Im Jean. Jo: Today were going to look at words and phrases that have recently become part of the English language. Jean: 在我们的《地道英语》节目当中，我们会带领大家一起来学习和熟
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