的导数

By their very definition,black holes are 1) objects which are not supposed to 2) emit anything .It therefore seemed that the area of the 3) event horizon of a black hole could not be regarded as its 4

发表于:2018-11-28 / 阅读(192) / 评论(0) 分类 疯狂英语2002年

First, there are those words ( with which we become familiar in ordinary conversation) , which we learn , that is to say, from the members of our own family and from our friends, and which we should

发表于:2018-12-01 / 阅读(163) / 评论(0) 分类 自考英语(一)78讲

The new music was built out of materials already in existence: blues, rock'n'roll, folk music. But although the forms remained, something completely new and original was made out of these older elements - more original, perhaps, than even the new mus

发表于:2018-12-07 / 阅读(100) / 评论(0) 分类 双语有声阅读

This is the VOA Special English Economics Report. Early estimates show that the United States economy shrank by three-tenths of one percent from July through September. Economists had predicted a five-tenths drop. But Thursday's report from the Comm

发表于:2018-12-07 / 阅读(113) / 评论(0) 分类 VOA慢速英语2008(十)月

雅思听力场景词汇:化学词汇 在雅思听力考试场景中,化学相关的场景的词汇较为生涩,平时生活中可能也运用得比较少,以下的词汇供大家参考喔。 molecule 分子 particle 粒子 ion 离子 particle

发表于:2018-12-19 / 阅读(164) / 评论(0) 分类 雅思英语

The New Music The new music was built out of materials already in existence: blues, rock'n'roll, folk music. But although the forms remained, something completely new and original was made out of thes

发表于:2018-12-31 / 阅读(113) / 评论(0) 分类 有声英文阅读

[00:03.81]bond fund :债券型基金 [00:05.87]closed-end fund :封闭型 [00:08.07]derivative :n.衍生商品 [00:09.95]equity fund :股票型基金 [00:11.96]fund manager :基金经理人 [00:13.99]futures :n.期货 [00:15.93]hedge fund :避险基金

发表于:2018-12-31 / 阅读(217) / 评论(0) 分类 商务英语分类核心1000词汇

Raj: I hate trains. 我讨厌火车。 -Sheldon: Don't be ridiculous, you love trains. ridiculous: 荒谬的,可笑的 少胡说八道,你喜欢火车的。 -Raj: Yes, I do. Come on. See you later, Leonard. 好吧,是的来吧,回头见,Leo

发表于:2019-01-01 / 阅读(145) / 评论(0) 分类 生活大爆炸第二季

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(178) / 评论(0) 分类 医学英语

Travis--colder~~ i'm in love with everything with every face i've ever seen and every place i've ever been has left its mark upon my worries i color in the world i see i pick apart the melody 'cause maybe there's a symphony caught inside but there's

发表于:2019-01-10 / 阅读(163) / 评论(0) 分类 E乐吧

Synthetic Drug Problematic for US Authorities Augusta County, Virginia, is a rural county in the Blue Ridge Mountains, two and a half hours southwest of Washington. It has a big problem. Sheriff Randy Fisher says Augusta County was once known as the

发表于:2019-01-13 / 阅读(205) / 评论(0) 分类 VOA标准英语2012年(六月)

Why does salt dissolve in water but oil doesn't? 为什么盐可溶于水而油却不行呢? Well, in a word,chemistry. But that's not very satisfied, isn't it? 总的来说,是化学作用。但这并不令人满意,对吧? Well, the reason

发表于:2019-01-17 / 阅读(108) / 评论(0) 分类 TED演讲教育篇

Science and Technology Prevention of cancer Wonder drug 科技 预防癌症 特效药 Aspirin continues to amaze 阿司匹林让人吃惊的另一面 FOR thousands of years aspirin has been humanity's wonder drug. 几千年来,阿司匹林就一直是

发表于:2019-01-26 / 阅读(121) / 评论(0) 分类 经济学人科技系列

就算我尸变 他也不能杀我 He can't kill me,even if I turn. 里面没写一人有了女友怎么办吗 Is there anything in there about if one of you gets a girlfriend? 没有 那个有点太不着调了 No,that seemed a little farfetched. 谢尔

发表于:2019-01-28 / 阅读(107) / 评论(0) 分类 生活大爆炸第三季

In 1875, when a young German in Kiel named Max Planck was deciding whether to devote his life to mathematics or to physics, he was urged most heartily not to choose physics because the breakthroughs had all been made there. The coming century, he was

发表于:2019-01-29 / 阅读(114) / 评论(0) 分类 万物简史

LOS ANGELES, Sept. 1 (Xinhua) -- Fisker Automotive, a Southern California electric car maker, announced on Thursday that it has signed a pact with BMW regarding the supply of engines and other related components for future models in a major tieup. Th

发表于:2019-02-03 / 阅读(117) / 评论(0) 分类 英语新闻

The New Music 新音乐 The new music was built out of materials already in existence: blues, rocknroll, folk music. But although the forms remained, something completely new and original was made out of these older elements - more original, perhaps,

发表于:2019-02-08 / 阅读(150) / 评论(0) 分类 实用英语

亚当斯密 Smith, Adam 1723 -- 1790 Economist and moral philosopher. Born June 5, 1723, in Kirkcaldy, Scotland. Smith抯 father had died two months before his birth, and a strong and lifelong attachment developed between Smith and his mother. As an

发表于:2019-02-09 / 阅读(100) / 评论(0) 分类 GRE作文

金融英语 A derivative is a security which derives its value fromanother underlying financial instrument, index, or otherinvestment. Derivatives are available based on theperformance of stocks, interest rates, currencyexchange rates, as

发表于:2019-02-13 / 阅读(148) / 评论(0) 分类 实用英语

Business 商业报道 Cotton exports 棉花出口 Knickers in a twist 印度颁布棉花禁令,世界市场反应强烈 India bans cotton exportsconfusing everyone, including its government. 印度禁止棉花出口,让所有人都很迷惑,政府

发表于:2019-02-16 / 阅读(94) / 评论(0) 分类 经济学人商业系列
学英语单词
'Usbān
absolute farad
Adaela
amphibrachs
Bac Be
bake sales
bawd
biology of turbellaria
Blister-blight
body-sodium activation
boyzilian
brans
brown-papers
by view of
carrick on shannon
carunculas
Chicago typewriters
china unionpay
chromium depletion
cobble ... together
college entrance examination board
crai
crank shaper
curietherapies
decomposition group
deep - sea diving
derivative securities
diisodecyl adipate
dimaano
double-bill
downard
electrical alignment
five in one
fixation of responsibility
football boots
generate strategies
gonococcal endocarditis
herpetological biology
high voltage connection
hinged cover
hyblaea puera
hygrocybe conica
ice rampart
industrial gas chromatographic method
irrelevency
isophthalylidene
jovans
jumping out at
justice view of ethics
Kedesh
kinetic effects
Knapp's forceps
kneib
left handed twist
lino-film
Madden L.
making emergence difficult
marianas
moving-scale instrument
multibyte
nephelauxetic series of ligands
nervi lumbales
nonevaporable
nortrachelogenin
overlaboured
pelage
perbasic
pestmaster
pham
phthirapterans
phytophthora polygoni
Pica pica hudsonia
pointed body shape
poison arrow plants
primary salt
punkzine
pursuand
put someone about
quadragenarians
quiet experimental STOL aircraft
residualize
sanitary control system
scrawnily
Sealander
solid alkaline cleaner
standard average output
summey
tabloidization
test bans
TLU (table look-up)
toelless
toss
transpersonalist
tree information
tree network
trolly-lolly
undersimplification
unipennate
up to a move or two
upshur
west coast hemlocks
WRAIR