单词：plate cutting machine
单词：plate cutting machine 相关文章
When humans have a heart attack, heart muscles die after being cut off from their blood supply. But what if the heart could grow new muscle to replace the dead tissue? Some amphibians can regrow body parts, even entire limbs. But humans and other hig
VOA标准英语2011年(三月)
Researchers have identified a link between dementia and the brain damage that can occur in older people with high blood pressure and other forms of cardiovascular disease. High blood pressure, high cholesterol, and other conditions that affect blood
VOA标准英语2010年(十一)月
Beating Heart Tissue from Stem Cells In a study in the journal Science, researchers explain how they used mouse embryonic stem cells and microchip technology to create heart muscle tissue that actually beats. Cynthia Graber reports One of the goals o
60秒科学
ATHENS, Feb. 4 (Xinhua) -- Greek Finance Minister Yannis Stournaras received a bullet in the post, Greek media reported on Monday. Stournaras' aides alerted security forces, when they opened the envelope at his office and discovered the enclosed bull
英语新闻
[00:14.92]Come in an envelope 坐信封过来 [00:26.92]词汇扫描 [00:30.99]torrential [t?'ren??l] 湍急的 [00:34.00]rainstorms ['reinst?:m] 特别猛烈的暴雨 [00:39.08]representative [?repri'zent?tiv] 代表 [00:43.05]weary ['wi?ri] 心焦
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Around the world 歌手：Aqua 专辑：Aquarius I've been around the world Hey, hey I've been around the world Hey, hey In the kitchen where I'm cooking what is good for me Spices from the globe Little by little it's the finest meal It's appetite fo
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