稀薄等离子体

太阳科普第15期

The key difference of course is that a sunspot's 最关键的不同点在于太阳黑子 an awful lot bigger and so the total energy, 大得多，所以太阳磁场内 or the amount of energy in the magnetic field 所含的总能量大得惊人 on th

发表于:2018-12-07 / 阅读(225) / 评论(0)

太阳科普

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

发表于:2018-12-07 / 阅读(207) / 评论(0)

太阳科普

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

发表于:2018-12-07 / 阅读(190) / 评论(0)

太阳科普

巴西食物

Rob: Hello Im Rob. Welcome to 6 Minute English. Im joined today by my colleague Grace, who's from Brazil. Hello Grace. Grace: Hi Rob. It's good to be here. But I hope you don't mind my Brazilian accent. Rob: Of course not. Most people have an accent

发表于:2018-12-11 / 阅读(163) / 评论(0)

六分钟英语

SSS 2012-01-23

Lots of studies suggested limited quantities of alcohol, like one drink a day can benefit your cardiovascular helth. But for the tiny worm C. elegans, dilute b is a valuable f of ease. It actually doubles their lifespan, according to a study in the j

发表于:2018-12-24 / 阅读(153) / 评论(0)

Scientific American(一)月

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

发表于:2018-12-24 / 阅读(122) / 评论(0)

Scientific American(二)月

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

发表于:2019-01-08 / 阅读(169) / 评论(0)

Scientific American(五)月

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

发表于:2019-01-08 / 阅读(154) / 评论(0)

Scientific American(七)月

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（

发表于:2019-01-08 / 阅读(152) / 评论(0)

医学英语

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

发表于:2019-01-08 / 阅读(200) / 评论(0)

医学英语

经济学人:一周商业要闻13

Business this week 一周商业要闻 The European Central Bank announced that it will begin its review of the quality of assets held by 128 banks in November. 欧洲央行日前表示：将于今年11月份起对欧元区的128家银行进行资产的

发表于:2019-01-26 / 阅读(199) / 评论(0)

经济学人要闻

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

发表于:2019-01-28 / 阅读(159) / 评论(0)

生活大爆炸第三季

伊朗将于世界大国进行新一轮核谈判

伊朗与六大国启动新一轮核谈判 TEHRAN, Jan. 21 (Xinhua) -- Iran and the world powers are likely to meet next month to continue the talks on the remaining issues pertaining to Tehran's nuclear program, Iran's nuclear negotiator Abbas Araqc

发表于:2019-02-04 / 阅读(116) / 评论(0)

英语新闻

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

发表于:2019-02-07 / 阅读(149) / 评论(0)

英语新闻

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

发表于:2019-02-08 / 阅读(192) / 评论(0)

阅读空间

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

发表于:2019-02-13 / 阅读(147) / 评论(0)

TED演讲国际问题篇

经济学人:2017级:我们中的一个吗?(1)

Britain 英国 The Class of 2017: One of us? 2017级：我们中的一个吗？ The new generation of Tory MPs will not cause The Prime Minister much grief. 新一届保守党议员并不会让首相松口气 With the Conservatives far ahead in the p

发表于:2019-02-17 / 阅读(137) / 评论(0)

经济学人综合

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

发表于:2019-02-17 / 阅读(130) / 评论(0)

英语听力练习题

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

发表于:2019-02-18 / 阅读(149) / 评论(0)

英语新闻

经济学人275:西班牙与加泰罗尼亚马斯观察

Spain and Catalonia 西班牙与加泰罗尼亚 Mas observation 马斯观察 Catalonia calls an election, but it will be only one of many in Spain this year 加泰罗尼亚要举行大选，这只是西班牙众多选举之一。 Mas waves the indepe

发表于:2019-02-24 / 阅读(330) / 评论(0)

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