单词：Titron
单词：Titron 相关文章
This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. This will just take a minute. Youve probably chased a fly or two around the house this summer. And, chances are, it took a few swings before you brought down the buzzing nuisance.
Scientific American(八)月
This is the VOA Special English Health Report. Every few years, two groups do a study of how many Americans wash their hands after using the toilet. These groups are the American Society for Microbiology and the American Cleaning Institute, formerly
2010年VOA慢速英语(九)月
[全屏观看] 点击右键- 另存为 可保存这个Flash影片
北美小学生英语一年级教材（牛津英语教材）
World Hepatitis Day is observed on May the 19th. It aims to increase awareness worldwide of the diseases hepatitis B and hepatitis C. Its hope is to encourage the prevention and diagnosis of these two diseases, and increase the number of people who r
英语课程学习计划和讲义
哈利波特与魔法石18-Harry meets Ron Weasley
哈利波特与魔法石
Sharon went to Target with Paula. Target was having a sale. Everything was on sale. It was the holiday season. It was the day after Thanksgiving. It was Black Friday. Did someone die? Paula asked her mom. Her mom said no. Then why do they call it Bla
简单慢速英语阅读
Seamus Heaney The tightness and the nilness round that space when the car stops in the road, the troops inspect its make and number and, as one bends his face towards your window, you catch sight of more on a hill beyond, eyeing with intent down cra
英语诗歌
by Mignon Fogarty I have been deluged with questions about how to pronounce the name of the year. The two main contenders are twenty-ten and two thousand ten. Before the turn of the century, most people pronounced the years by chunking the first two
英语语法 Grammar Girl
我是一名数学家，并且我希望站在你们的屋顶上。当Ron Eglash遇到许多非洲家庭时，他总是这样介绍。当时，他正在研究非洲的村落中随处可见的分形图案。
TED公开课:百字不如一数字
Youve given some thought to oxygen, carbon, uranium. But youve probably never mused about the element ytterbium, symbol Yb. A new study by scientists at the National Institute of Standards and Technology, or NIST, says that ytterbium could find a rol
Scientific American(八)月
The U.S. Special Inspector General for Iraq Reconstruction has criticized the State Department for its management of nearly $3 billion in contracts and grants in Iraq. In two reports, auditors cited weak and ineffective State Department oversight of
VOA标准英语2010年(一月)
The US government is considering, for the first time, the approval of a genetically-modified animal for human consumption. The animal being considered is salmon, but approval could open the door for other animals as well. Those who favor the move say
VOA标准英语2010年(七)月
Stomach cancer is one of the deadliest diseases, and ranks second among cancers worldwide with at least 800,000 deaths yearly. But in the United States, the number of cases has been declining, except for among one group of Americans. Glenda Reimer, h
VOA标准英语2010年(五)月
At Scripps Research Institute in Jupiter, Florida, scientists are working to find clues about how the human brain processes memories. Their laboratory test animal is not a chimp or a dog or a rat animals that we know can remember things it is the com
VOA标准英语2010年(三月)
Tit for Tat针锋相对An American lady traveling in England some years ago, got into an compartment of a smoking carriage where an Englishman was smoking a pipe. For a short time she sat quietly expecting that the Englishman would stop smoking. But
英语小达人
72 约翰斯·霍普金斯疟疾协会 DATE=7-19-01 TITLE=SCIENCE REPORT - Johns Hopkins Malaria Institute BYLINE=Jill Moss (Start at 01'0
科技之光
Champions [verse 1] moment of silence for the champions for those who make going hard a lifestyle never wait for nothing got to get it right now i'm in the spotlight when they turn the lights down only the champs go the hardest in the 12th round i lo
好听的英文歌曲
庆祝湖人夺冠新单：Ron Artest - Champions Artist：Ron Artest Song：Champions [verse 1] moment of silence for the champions for those who make going hard a lifestyle never wait for nothing got to get it right now i'm in the spotlight when th
流行英文歌曲
Offering Substitute 提供代用品 Specimen Letters1. Offering Rayon in Place of Watered Silk提供人造丝代替水洗丝Dear Sirs,Thank you for your fax of yesterday (April 3) with your order No.456 for 5,000 metres of 100cm wide watered silk. We
实用英语
BUENOS AIRES, Dec. 7 (Xinhua) -- Former Manchester United and Argentina midfielder Juan Sebastian Veron has confirmed he will play in Argentina's fifth division next year. The 37-year-old ended his career with top-flight side Estudiantes in June but
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