太阳科普 第8期

Now the speed of light is a very,very big number. 光速是个很大的数字 So if we just take a small amount of mass, 所以只要一点点质量 you get a huge amount of energy. 就含有大量能量 And that's the energy which actually powers ou

太阳科普 第9期

Plasmas I always like to think of as being like naughty children. 我一直觉得电浆就像调皮的小孩 They're full of energy and they are, 充满了能量，随时随地都想捣蛋 want to misbehave and it's ourjob to try 我们的工作就是

2006年VOA标准英语-UN Says Kosovo Status Talks Off to Good St

By Barry Wood Belgrade 28 February 2006 Serbia-Montenegro's Foreign Minister Vuk Draskovic, left, with Martti Ahtisaari, in Belgrade, Feb, 28, 2006 Martti Ahtisaari, the United Nations chief negotiato

SSS 2010-02-19

When youre looking for a table in a crowded cafeteria, you probably give wide berth to the family that sounds like its sharing a big dish of whooping cough. Well, not if youre a house finch, particularly a male. Because a study in the journal Biology

2007年VOA标准英语-Kosovo Talks End Without Breakthrough

By Stefan Bos Budapest 11 March 2007 A year of talks on the future of Kosovo has ended without agreement between Serbia's government and Kosovo's independence-seeking ethnic Albanian leadership. The U.N. mediator in the talks said he would present th

SSS 2008-05-16

This is Scientific American 60-Second Science, Im Cynthia Graber. This will just take a minute. Heres one space mission that is definitely going to be unmannedNASA is going to the sun. The Johns Hopkins University Applied Physics Laboratory is buildi

SSS 2008-07-10

This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. Got a minute? After a bad day at the office, were more likely to flip on a nature channel than find a flower-filled meadow or sunny beach to lower our stress. But if you cant head

英文药品说明书的写法（十一）

上述10项是绝大多数英文药品说明书中必备项目，但是许多说明书中还常常出现其他一些项目。例如： 1、特点（Characteristics） 2、性质（Properties） 3、药代动力学（Phamacokinetics） 4、用药过量（

英文药品说明书的写法（二）

第二节 性状 许多药品说明书的第一项是Description（性状），其原意是叙述、描写，在药品说明书及药典中一般都译为性状，其内容主要是介绍外观、理化性质、组成成分、结构、特征等。这一

2006年VOA标准英语-Kosovo Revamps Banking System to Bolster Econom

By Barry Wood Pristina 23 September 2006 At a ceremony Friday in Pristina, Kosovo took another step toward revitalizing the territory's ruined economy. The Banking and Payments Authority of Kosovo (BPK) was transformed Friday into a central bank for

2006年VOA标准英语-UN Plan for Kosovo May Be Put to Test in Northe

By Barry Wood Mitrovica, Kosovo 22 September 2006 The city of Mitrovica in northern Kosovo has long been a flash point of ethnic tension between the Albanian south side of the Ibar River and the mostly Serbian north. VOA's Barry Wood reports from Mi

2006年VOA标准英语-Kosovo Status Talks Aim To Conclude Decent

By Barry Wood Washington 24 March 2006 The diplomat chairing talks in Vienna on the future status of Kosovo says the talks between authorities in Pristina and Belgrade are progressing and could wrap u

生活大爆炸第三季第九集_3

好吧 Well... -那我该给克瑞普克下毒 -不 - I suppose I could poison Kripke. - No! 不 这其实很简单 No. It's a simple matter. 有那么几种有毒化学物 There are several toxic chemicals 尸检是查不出来的 that'd be untracea

2007年VOA标准英语-Kosovo Status a Post-Election Challenge for Ser

By Barry Wood Belgrade 18 January 2007 More than five million citizens of Serbia are to vote Sunday in the country's first parliamentary election in three years. Soon after the election, Serbia's leaders will have to grapple with the future status o

2007年VOA标准英语-US Urges Support for UN Kosovo Plan

By David Gollust State Department 02 February 2007 The United States Friday called the newly released Kosovo settlement plan of U.N. envoy Martti Ahtisaari fair and balanced, and urged authorities in both Serbia and Kosovo to work toward a final set

China faces severe plasma shortage: health minister

BEIJING, Dec. 11 (Xinhua) -- China is faced with severe challenges in collecting enough blood plasma to produce medicines, Health Minister Chen Zhu said Sunday. Chen called on the public to join blood donation after donating blood plasma at the Beiji

发送电子邮件也会产生碳足迹么？

You might not realise it, but sending even a short email has an impact on the environment. 你可能没有意识到，即使是发送一封小小的邮件也会对环境产生影响。 Scientists estimate that an email adds about four grams (0.14 oun

TED演讲:人生交叉点(7)

One of my favorite examples of liminal excellence comes from the late Dr. Claudia Alexander, 我最欣赏的一位具有交叉才能的榜样是已故的克劳迪娅亚历山大博士， a black woman plasma physicist, who passed away this past July

Lesson 44-1 Home Appliances 家用电器

Listen to the statements and check the correct answers. 1.Is sweeping out the tiny dust bothering you a lot? From now on if you have this machine, doing the housework will become a very easy job. This is a portable vacuum cleaner. lt's light and wire

Chinese health minister donates plasma

CHENGDU, May 5 (Xinhua) -- Chinese Health Minister Chen Zhu donated plasma on Saturday in Chengdu, capital of southwest China's Sichuan Province, and called on health workers to take the lead in blood donation to ease the country's blood supply short