单词：incremental pattern of enamel
单词：incremental pattern of enamel 相关文章
If you look up 'tea' in the first cookery book that comes to hand you will probably find that it is unmentioned; or at most you will find a few lines of sketchy instructions which give no ruling on several of the most important points. This is curiou
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During its three weeks of operation, the new GFS remained outclassed. On a standard measurepredicting the altitude at which the atmospheric pressure is half as great as at sea levelit still trails the ECMWF model. 全球预报系统投入运行的三周
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In Riyadh and in Jeddah, though not in a few more liberal places such as Qatif, the clericswho always opposed female participation in the electionshave stopped the new female local councillors from sitting in the council chambers with men. 在利雅得
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Yesterday was Apple's shareholder meeting and, as many of you know, there's been healthy debate about what they should do with its $137 billion in cash. I had read somewhere that Apple's cash pile was equivalent to Hungary's GDP so perhaps an activis
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Another threat is a rising oil price. In September the price of Brent crude surpassed $80 per barrel for the first time since 2014, 另一个威胁是油价的增长。9月，布伦特原油价格自2014年以来首次超过80美元\桶， driven in
经济学人财经系列
By Michael Drudge London 12 March 2006 Officials at six-power world trade talks in London say there has been no breakthrough and only incremental progress in their drive to tear down trade barriers in
2006年VOA标准英语（三月）
Human Teeth 人的牙齿 Teeth are the hardest thing in the human body. 牙齿是人体中最坚固的东西。 They are not made of bone. 它们不是由骨骼构成的。 They are made of enamel, gum and so on. 而是由牙釉质，牙龈等构成的
与美国小学生一起学英文第2册
Climatologists are warning that an El Nino weather pattern, which can spark severe floods, forest fires and droughts, could develop in the coming weeks across the Asia-Pacific region. Heavy early morning fog hangs over Sydney Harbor Bridge, 04 Jun 2
VOA标准英语2009年(六月)
By Melinda Smith Washington 15 August 2007 The Western diet, consisting of high fatfoods, is not beneficialfor cancer patients Worldwide statistics show that colon cancer kills more than 600,000 people every year. Now, a new study confirms that diet
2007年VOA标准英语（八月）
HARI SREENIVASAN: One factor contributing to poverty, stagnating wages. As this graphic shows, wages adjusted for inflation have been virtually flat for 45 years, but consumer prices have been rising sharply during that same period. For more about th
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China will send its senior naval commander to visit the United States in September ahead of the Rim of the Pacific naval exercise next year, which will involve naval forces from both countries, a senior US officer has said. Admiral Jonathan Greenert,
英语新闻
中国人社部部长3月10日表示，在经济增速放缓的大背景下，2015年中国的就业形势将更加复杂，也将更为严峻。2015年城镇新成长劳动力大约有1500万人左右。其中高校毕业生749万，另外还有中专
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Countless arguments have been waged over the superiority of one beverage over the other. But what does the scientific evidence say? 关于这两种饮料孰优孰劣的问题已经引发了无数争论。但是科学证据是怎样的呢？ George Or
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The geriatrician will intervene late in the day, 老年医学医生会在一个人老化过程的后段， when pathology is becoming evident, 病理越来越明显的时候， and the geriatrician will try and hold back the sands of time, 做治疗来
TED演讲科学篇
Venezuelan police have fired tear gas at thousands of opposition protesters in the capital Caracas who blame the socialist government of Nicolas Maduro for the country's economic crisis. Police arrested several people and blocked roads to prevent the
中英双语新闻
The chains of habit are generally too small to be felt until they are too strong to be broken. - Samuel Johnson Editors note: This is a guest post from Mary Jaksch of Goodlife Zen. Have you ever had problems establishing a new habit? Maybe I should a
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Transport in the north-east 东北部交通 Track changes 轨道变化 The north-east is being hobbled by lousy transport 交通不便，蹒跚而行的东北部 MOST advertisements on public transport attempt to sell something. Travellers on the Lon
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LONDON, June 16 (Xinhua) -- Drillings and fillings at the dentist's are always dreadful and make tooth decay treatment very unpleasant. But British scientists have developed a new approach of fixing tooth decay, which could get rid of all the drillin
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Big Red The first time we set eyes on Big Red, father, mother and I were trudging through the freshly fallen snow on our way to Hubble's Hardware store on Main Street in Huntsville, Ontario. We planned to enter our name in the annual Christmas drawin
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The dynamism of the mostly-private consumer sector comes not from stimulus, argues Andy Rothman of Matthews Asia, an investment firm, but from strong income growth and low household debt. (Chinese household debt stands at about 40% of GDP, roughly ha
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