[网络] 等离子体爆炸;离子风暴

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(174) / 评论(0) 分类 太阳科普

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(158) / 评论(0) 分类 太阳科普

Serial bomb blasts have rocked the Indian state, Assam, with most of the explosions taking place in crowded markets. India's government confirms at least 12 separate blasts, with police saying around 50 people have died and several hundred have been

发表于:2018-12-08 / 阅读(103) / 评论(0) 分类 VOA标准英语2008年(十月)

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(99) / 评论(0) 分类 Scientific American(二)月

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(138) / 评论(0) 分类 Scientific American(五)月

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(126) / 评论(0) 分类 Scientific American(七)月

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(130) / 评论(0) 分类 医学英语

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(170) / 评论(0) 分类 医学英语

A day after serial bombings in India's high-tech hub, Bangalore, there have been numerous blasts in Ahmedabad, western India's commercial and cultural capital. Authorities report at least 29 people are dead and more than 100 injured there following

发表于:2019-01-13 / 阅读(80) / 评论(0) 分类 VOA标准英语2008年(七月)

A mother from Peru was the first victim of last Tuesday's terror attacks in Brussels to be identified. 一名来自秘鲁的母亲成为在上周二布鲁塞尔恐怖袭击中第一位身份得以确认的遇难者。 The South American country's For

发表于:2019-01-17 / 阅读(88) / 评论(0) 分类 英语新闻

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(134) / 评论(0) 分类 生活大爆炸第三季

By Anjana Pasricha New Delhi 23 November 2007 Nearly simultaneous blasts outside courts in three northern Indian cities killed at least 13 people and injured dozens more. As Anjana Pasricha reports from VOA's New Delhi bureau, several cities have suf

发表于:2019-01-31 / 阅读(84) / 评论(0) 分类 VOA常速英语2007年(十一月)

By Peter Heinlein Addis Ababa 15 April 2008 Two bomb blasts in the Ethiopian capital Addis Ababa have killed three people and injured 18 others. VOA's Peter Heinlein in Addis Ababa reports the attacks targeted Ethiopia's national oil company. The bla

发表于:2019-02-03 / 阅读(117) / 评论(0) 分类 VOA常速英语2008年(四月)

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(120) / 评论(0) 分类 英语新闻

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(155) / 评论(0) 分类 阅读空间

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(126) / 评论(0) 分类 TED演讲国际问题篇

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(105) / 评论(0) 分类 英语听力练习题

ISLAMABAD, August 1 (Xinhua) -- At least 23 people were injured when two blasts hit a fruit market in Pakistan's eastern city of Lahore on Wednesday night, reported local media. Local Urdu TV channel Geo quoted police as saying that the blasts took p

发表于:2019-02-17 / 阅读(118) / 评论(0) 分类 英语新闻

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(132) / 评论(0) 分类 英语新闻

At least 90 people have been killed after a Nato air strike blew up two fuel tankers hijacked by the Taliban in northern Afghanistan, officials say. Nato confirmed(确认) to the BBC that an air strike happened in Kunduz province on the main road to B

发表于:2019-02-19 / 阅读(113) / 评论(0) 分类 英语新闻
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