单词：high-yield ion source
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初级公司英语会话Lession7:市场调研战略 Listen to the dialogue between the Head of Marketing (HM) an the Head of Sales (HS). HM: heres a full breakdown of the market research for you to look at. HS: Ok. So you interviewed 250 people in Shanghai, is th
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Brazilian police claim the United States is the largest supplier of guns that end up in the hands of Brazils armed criminals and drug dealers. Brazilian Federal Police released a report on guns in December 2017. The Reuters news agency published a st
2018年VOA慢速英语(一)月
Polling centers across much of Afghanistan are due to open Saturday for the country's latest round of elections. Nearly 2,500 candidates are vying for 249 seats in Afghanistan's lower house of parliament, or wolesi jirga. Expectations for the vote ar
VOA标准英语2010年(九)月
Here are some facts about sweet potatoes you probably don't know: 这里有一些关于红薯你可能还不知道的事实： Sweet Potatoes Originated in the Americas 红薯起源于美洲 They're in the family of plants that includes morning glori
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High-Tech Device Reduces Risk of Hospital Infections This machine fires bursts of ultraviolet, or UV, light that penetrate the cells of micro-organisms and kill them. The organisms have no chance to adapt and gain immunity as they might with a chemic
VOA标准英语2012年(二月)
U.S. central bank officials are meeting in Washington, to consider whether new measures are needed to boost economic growth and cut the stubbornly high jobless rate. Federal Reserve policy makers are discussing options Tuesday and Wednesday before an
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