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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(230) / 评论(0) 分类 太阳科普

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(210) / 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(193) / 评论(0) 分类 太阳科普

An important new industry, oil refining, grew after the Civil war. Crude oil, or petroleum a dark, thick ooze from the earth had been known for hundreds of years, but little use had ever been made of it. In the 1850s Samuel M. Kier, a manufacturer i

发表于:2018-12-08 / 阅读(517) / 评论(0) 分类 新概念优美背诵短文50篇

An important new industry, oil refining, grew after the Civil war. Crude oil, or petroleum - a dark, thick ooze from the earth - had been known for hundreds of years, but little use had ever been made

发表于:2018-12-15 / 阅读(292) / 评论(0) 分类 新东方背诵文选

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

An important new industry, oil refining, grew after the Civil war. Crude oil, or petroleum a dark, thick ooze from the earth had been known for hundreds of years, but little use had ever been made of it. In the 1850 s Samuel M. Kier, a manufacturer i

发表于:2018-12-30 / 阅读(167) / 评论(0) 分类 考研背诵50篇

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(181) / 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(157) / 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(157) / 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(204) / 评论(0) 分类 医学英语

Oil Refining An important new industry, oil refining, grew after the Civil war. Crude oil, or petroleum - a dark, thick ooze from the earth - had been known for hundreds of years, but little use had ever been made of it. In the 1850's Samuel M. Kier,

发表于:2019-01-08 / 阅读(147) / 评论(0) 分类 英语小短文

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(164) / 评论(0) 分类 生活大爆炸第三季

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(152) / 评论(0) 分类 英语新闻

水桶腰并非久坐导致 We all know that too little exercise can pack on the pounds and contribute to heart disease and other ills, but a new study published in the European Heart Journal on Jan. 12 shows that we can even cause ourselves harm sim

发表于:2019-02-08 / 阅读(108) / 评论(0) 分类 实用英语

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(196) / 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(150) / 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(132) / 评论(0) 分类 英语听力练习题

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(152) / 评论(0) 分类 英语新闻

Oil Refining An important new industry, oil refining, grew after the Civil War. Crude oil, or petroleum -- a dark, thick ooze from the earth -- had been known for hundreds of years, but little use had ever been made of it. In the 1850's Samuel M. Kie

发表于:2019-02-25 / 阅读(155) / 评论(0) 分类 双语有声阅读
学英语单词
abscences
acetylgalactosamine
airheads
ambassadorship
anti-convection device
anticholagogue
askt
athwart hawse
audit exemption
axle hung traction motor
base-metals
Belyayevo
benzoic
cerificate of quantity
colour developing reagent
computer data representation
copyrighters
cosmic plasma
CPFF
d-handle
dependent clauses
device editor
dodine
dolichocolon
Dolman test
emopamil
error in reading
fabacean
farreous
fire engine room
follow the fashion
furfie
geotectonic zone
give it to
glassful
greenish-yellows
Gypsophila muralis
hark back to
high-camp
hukam
hypotrachyna majoris
inductive reasoning
insured bank
iridectomized
Ivan Turgenev
knit-stitch machine
lack of material
list administrator
local site
lubber ring
Maesa montana
marine air
marriageability
melting furnace shop
model control
modern communications technology
mold drag
mooring chock
national survey in population
nearliest
neosartorya spathulata
obside
omosudis lowii
organa parenchymatosum
ornamenters
outer thimble
particle induced X-ray emission
penicillin B
pentaradial
phosphoric acids
polyribophosphate
posterior portion
premalignant melanosis
progenitor cell
punched-plate
quick and dirty operating system
receiving inspection and maintenance
recorder motor
rzewski
safety cotter pin
sale note
sangoma
sequence control element
sexually transmitted diseases
single collar type
stored coppice
stress-induced leakage
strudes
supersynthesis aperture
symmetrical banding
Titoite
tractional
trichothiodystrophies
tule perch
type of machine
unremixed
urban centered
whipability
winnas
work like a dog
xanthein(e)
Xiaji