单词：half quasigroup
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My hometown is not very modern, but it's beautiful. There is a big park in the center of my hometown. There is also a swimming pool there. It is next to the park. My school is across from the swimming
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This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. The elderly suffer from an alarming epidemic. A third of people over 65 fall at least once a year. Half of those fall more frequently. Exercise can help,
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This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. It sounds too good to be truehelp kids feel good about themselves, and theyll l do better in school. But it apparently worked for African-American middle
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[00:03.00]great [00:03.61]great adj.伟大的, 大的, 强烈的, 非常的, 主要的, 大写的, 重大的, 崇高的 adv.顺利地, 得意地 n.全部, 大人物, 大师 [00:21.93]green [00:22.53]green n.绿色, 绿色颜料, 绿色物品 adj.绿色的, 未成熟的, 新鲜的, 精力旺盛的, 无经验的, 青
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This is a group of men and women who want to see more women on the boards of private companies. They want at least 25% female board members by 2015. In 2010, only 9.3% of board members were women. Of the top 100 companies listed on the stock exchange
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Scientists who study primates say that we are moving towards a time when species like gorillas will no longer be found in the wild . They say Orangutans would be gone too. And Madagascar would lose its lemurs. Jo Setchell is a primatologist at Durham
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THIS IS AMERICA - Latinos Grow in Influence; Say 'Hola' to America's Largest Minority Now By Jerilyn Watson Broadcast: Monday, June 20, 2005 (MUSIC) VOICE ONE: Welcome to THIS IS AMERICA in VOA Specia
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This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? The 2011 Nobel Prize in chemistry goes to Daniel Schechtman of the TechnionIsrael Institute of Technology in Haifa. Schechtman discovered what are called quasicrystals.
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AS IT IS 2015-01-20 Oxfam: Richest One Percent to Own Half of the World's Wealth 乐施会:1%最富有的人拥有世界上一半的财富 A report from the nonprofit group Oxfam says the richest one percent of people in the world will have a majorit
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Somalias New President Faces Humanitarian Challenges Somalias new President Hassan Sheikh Mahamud takes office during an easing of the humanitarian crisis in his country. But a top humanitarian official warns there are many problems yet to be resolve
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BUDAPEST, Aug. 15 (Xinhua) -- Hungary and Israel played out a 1-1 tie in a World Cup warm-up friendly game in Budapest on Wednesday. After a goalless first half with few chances, Balazs Dzsudzsak opened the scoring for the home team 10 minutes into t
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BERLIN, July 3 (Xinhua) -- Brazil defeated Norway 3-0 owing a brace by top midfielder Marta to wrap quarterfinals in group D ahead of schedule in front of 26,067 spectators at outsold Volkswagen Arena on Sunday. Group favourite Brazil had problems to
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BERLIN, Nov. 2 (Xinhua) -- German record champion Bayern Munich wrapped their third win in group A thanks to the hat rick by striker Mario Gomez against Naples within the first half on Wednesday. German giant Bayern staged a powerful performance agai
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BERLIN, Nov. 22 (Xinhua) -- Bundesliga record champions Bayern Munich wrapped up last 16 berth at UEFA Champions League owing to a dominant 3-1 performance at outsold Allianz Arena against Villarreal on Tuesday. The Bavarians astonished Villarreal wi
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PSG eliminate Dynamo Kiev to reach Champions League last 16
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LONDON, July 29 (Xinhua) -- Spain crashed out of the Olympic Games after they suffered a shock 1-0 defeat at the hands of Honduras. The Spanish outfit have lost two games from as many played in the Olympics, which meant they have failed to qualify fo
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Almost every animal ever studied spends a large part of each day sleeping. Sleep is thought to play an essential role in the health of almost all animals. Because of this, scientists have long wondered how cetaceans, such as whales and dolphins, get
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Chinas bank loans hit a record 2.51 trillion yuan in January and more than three-quarters of the proceeds went to companies. The development comes as worries about mounting corporate debt become a pressing issue. Companies now have three ways to rais
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