单词：battery-powered calculator
单词：battery-powered calculator 相关文章
The new gasoline/electric hybrid Chevrolet Volt Today President Obama visits a U.S. auto plant that makes the battery-powered Chevrolet Volt. Some analysts think the Volt could revitalize the struggling American auto industry with its high-tech batte
VOA标准英语2010年(七)月
Calculator 计算器 A calculator is a device for calculations in math. 计算器是数学上用于计算的工具。 It is not a computer. 它不是计算机。 And it is usually small, digital and inexpensive. 它通常是小巧且廉价的电子产品
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ENVIRONMENT REPORT – October 18, 2002: Solar House Competition By Cynthia Kirk This is the VOA Special English ENVIRONMENT REPORT. Experts say in the near future, many houses in the United States wi
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AS IT IS 2016-08-04 Ugandan Company Demonstrates Solar-Powered Bus 乌干达演示太阳能汽车 A bus powered by the suns energy has made its public debut. Kiira Motors Corporation demonstrated the new electric bus recently at a sports center in th
2016年VOA慢速英语(八)月
The drive to develop a battery to power automobiles, without using petroleum, is also behind the effort to develop an electric powered airplane. New designs for electric aircraft were recently unveiled at the Experimental Aircraft Association's (EAA)
VOA标准英语2010年(八)月
Did you know that in general we have on the average, i guess, about 26 eletronic gadgets in our house and they are constantly all pluging them and charging them and very little that power actually goes to chargers. Some of it is just regularly runnin
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