[化] 自由基稳定化

31 A Young Pioneer Long ago, when the western part of the United States was still a wilderness, a young boy, called Kit, not yet twenty years old, went from his home in the East to learn about the new country. He wanted to know what lay beyond the R

发表于:2018-12-08 / 阅读(215) / 评论(0) 分类 背诵为王第一册

Health Report - New Drug Shows Promise Against Worm Disease Experts worry that the parasite that causes schistosomiasis could become resistant to an existing treatment. Transcript of radio broadcast: 25 March 2008 This is the VOA Special English Hea

发表于:2018-12-15 / 阅读(101) / 评论(0) 分类 VOA慢速英语2008年(三)月

英语口译须知的历史知识盘点 1. 第一位女诗人是:蔡琰(蔡文姬) The first Chinese female poet: Cai Yan,her style name (字) is Wenji 2. 第一位女词人是:李清照 The first female poet of lyric Chinese poetry Ci: Li Qingzh

发表于:2018-12-18 / 阅读(167) / 评论(0) 分类 英语口译

[00:07.52] You probably know a famous saying about the importance of eating apples [00:14.58]It is,An apple a day keeps the doctor away. [00:19.83]Now,a new American study shows eating apples may help fight cancer,too. [00:28.16]Research scientists a

发表于:2018-12-26 / 阅读(172) / 评论(0) 分类 美国英语听力80篇

THE PRESIDENT: Good morning. In a few days, our Nation will celebrate Thanksgiving. Like millions of Americans, members of Congress will travel home for the holiday. Unfortunately, as they get to work carving their turkeys, they're leaving a lot of

发表于:2018-12-30 / 阅读(108) / 评论(0) 分类 美国总统电台演说

Ice-cream and banking By John Kuti Russian ice-cream is great. Any shop or street seller can offer a choice of different ones for less than ten roubles, thats about 20p in British money, which I think is a fair price. They have natural fruit flavours

发表于:2019-01-02 / 阅读(235) / 评论(0) 分类 英语音频杂志

The jury is still out on whether vitamin C can treat or prevent a cold, but a recent review of the scientific literature suggests that it does have some benefits. 虽然维生素C能否治疗或预防感冒依然没有定论,但是最近的一项科学

发表于:2019-01-03 / 阅读(111) / 评论(0) 分类 实用英语

Here are some of the other stories we are watching this hour. It's a rough start on Wall Street, unfortunately, this morning. Just after the opening bell, the Dow plunged 150 points, and the view hasn't gotten much better from there. Investors are re

发表于:2019-01-08 / 阅读(200) / 评论(0) 分类 CNN2011年(三)月

Youve no doubt heard of free radicals, those nasty chemicals that seem to contribute to heart disease, cancer and all sorts of human ailments. Maybe you even take antioxidant vitamins to help get rid of these unwanted toxins. Well, maybe you shouldnt

发表于:2019-01-08 / 阅读(154) / 评论(0) 分类 Scientific American(十)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. If you get a scratch, your skin can heal itself. But if your car gets scratched, it stays scratched. Scientists at the University of Southern Mississip

发表于:2019-01-08 / 阅读(175) / 评论(0) 分类 Scientific American(三)月

This is Scientific American's 60-second Science. I'm Karen Hopkin. This will just take a minute. Exercise is good for you. Antioxidants are good for you, but put them together, and its not as good as you think because a recent study shows that some v

发表于:2019-01-08 / 阅读(162) / 评论(0) 分类 Scientific American(五)月

'Terrorists in Love' Examines Islamic Radicals How does a young man transform from a law-abiding middle-class citizen into a terrorist? Ken Ballen, a former federal prosecutor, spent five years trying to find answers to that question. The result is a

发表于:2019-01-13 / 阅读(155) / 评论(0) 分类 VOA标准英语2011年(十一月)

Islamist Radicals React Online to Boston Attacks The bombings at the Boston Marathon not only caught U.S. intelligence services by surprise; on Jihadist websites, debate has raged over the motivations and implications, according to Shiraz Maher of th

发表于:2019-01-14 / 阅读(107) / 评论(0) 分类 VOA标准英语2013年(五月)

ROBERT SIEGEL, HOST: A lot of companies have promised to do their part to reduce their releases of greenhouse gases that are trapping heat and giving the planet a fever. Among them are big food companies, including the biggest American grocer, Walmar

发表于:2019-01-16 / 阅读(143) / 评论(0) 分类 2017年NPR美国国家公共电台8月

很精彩的英文报刊短句欣赏 2 05-23 19. The setting up of a credible oversight authority has curbed police brutality. 由于建立了一个可信任的监督机构,警察暴行受到了遏制。 注:oversight,监督,监管。 20. The n

发表于:2019-02-05 / 阅读(160) / 评论(0) 分类 实用英语

At this rate, scientists will have to come up with a better description for the tomato than mere 'superfood'. While it has long been credited with cutting cholesterol and preventing some cancers, the fruit now appears to have two more healthgiving be

发表于:2019-02-06 / 阅读(143) / 评论(0) 分类 阅读空间

人们常说打哈欠会传染,每次你一打呵欠,周围的人也会跟着打哈欠。难道哈欠真的可以传染,还是仅仅是巧合而已?我们来看看神经学家是怎么说的吧! A yawn is an instinctive behavior: You don't

发表于:2019-02-07 / 阅读(129) / 评论(0) 分类 阅读空间

You need to take proper care of your eyes to maintain good eyesight. There are few fundamental rules that have to be done for good eye care. As you know very well that exposure to sun is very bad for the eyes. Similarly, if you use computer for long

发表于:2019-02-09 / 阅读(229) / 评论(0) 分类 英语小短文

美国暂停与俄罗斯的军事合作 WASHINGTON, March 3 (Xinhua) -- The U.S. Defense Department on Monday evening said that it is suspending all military-to-military engagements with Russia because of Moscow's military movement in Ukraine. The su

发表于:2019-02-18 / 阅读(119) / 评论(0) 分类 英语新闻

发表于:2019-03-01 / 阅读(231) / 评论(0) 分类 Wee Sing For Christmas
学英语单词
10-gigabit ethernet
a shaft
acceptor control
acute aseptic meningitis
aegyptiuss
Agrinio
anarthrias
astasia abasia
Atreid
attitudinarians
back-to-the-basket
balanced desity solvent
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continuous train mill
corrugated-tin
cycle variation
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data acquisition and recording system
denture balance
discomfitingly
EEDM (external event detection module)
electrosinogram
emulation among workers of the same type of work
endocrinopathic gingivitis
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finite Fourier series
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footing stone
gainor
gossipily
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I'll be bound.
impeller approach
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U
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