单词：water softening apparatus
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[00:00.00]在线英语听力室( www.tingroom.com )友情制作 [00:05.57]2004 Text3 [00:08.09]When it comes to the slowing economy, [00:10.41]Ellen Spero isn't biting her nails just yet. [00:14.13]But the 47-year-old manicurist isn't cutting, [00:17.67]filin
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Boculy found so many elephants for us that we gradually became accustomed to the big beasts 鲍克里为我们找到了许多头大象，我们逐渐适应了大型动物， and set our cameras many times for them without fear. 多次在准备摄像机
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From NPR News in Washington, I'm Lakshmi Singh. Yemen's president is reported to be gravely wounded. Various news agencies, citing US officials, say Ali Abdullah Saleh has suffered burns on about 40% of his body and shrapnel wounds from an attack on
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When we change a liquid into vapour, and cool this vapour till it is liquid again, 将水加热成水蒸气, 然后对其进行冷却直至再次液化, we are said to distil the liquid, and the apparatus for doing this is called a still. 这个过程就
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Section 45 Swimming etc. The crawl, the backstroke, the breathstoke and the butterfly, what are these? They are the different strokes we can use when swimming. There are others, but these are the main
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HARBIN, March 2 (Xinhua) -- A therapeutic(治疗的) apparatus to treat Parkinson's disease has been developed in northeast China's Heilongjiang Province, according to the provincial science and technology department. It is a worldwide breakthrough i
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