单词：maximum power point tracking
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The World Health Organization says heart disease kills about 17 million people every year and that it will become the leading cause of death in developing countries. But now, there is some hope. A new device is being marketed that could save countles
VOA标准英语2010年(一月)
In a field in a remote part of north-west Wales, a lone farmer cuts the grass, parcelling it up into hay bales which can be sold for a modest profit. His farm, and even the hill on which it sits, will soon be demolished by the Japanese-owned company
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本期内容： Half of the sugar young children in England consume comes from unhealthy snacks and sweet drinks, figures show. On average, primary school children have at least three sugary snacks a day, Public Health England found. This means they
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Tornado sweeps out beachfront neighborhood in New York City NEW YORK, Sept. 8 (Xinhua) -- A tornado ripped through a beachfront neighborhood in Queens, New York on Saturday, hurling debris into the air, knocking out power, flooding roads and even for
英语新闻
During the press conference, President Xi says the two countries will enter a golden era of increased cooperation, jointly creating a prosperous future for bilateral relations. I had a productive meeting with Prime Minister Cameron, and we reached an
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