原菌幕

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. The Earths original atmosphere would have been unpleasantdeadly in factto any organisms that breathe oxygen. There wasnt any. Not until about 2.4 billi

发表于:2018-12-24 / 阅读(68) / 评论(0) 分类 Scientific American(四)月

That's right, I answered immediately, hiding my surprise at his casual use of the word. 没错。我立刻答道,掩饰着自己对他漫不经心地用着这个词的惊讶。 He shook his head. You're incredible. 他摇了摇头:你简直难以置

发表于:2018-12-26 / 阅读(59) / 评论(0) 分类 暮光之城•暮色

available, [ ə'veiləbəl ] adj 可用的,可得到的 【例】He is not available for the job 他不适宜做这个工作。This book is not available here 这里没有这本书。 【根】avail效用。参:availability(n 可用性,实用性

发表于:2018-12-30 / 阅读(68) / 评论(0) 分类 不择手段背单词

So thank goodness for atoms. 所以,谢天谢地,有了原子。 But the fact that you have atoms and that they assemble in such a willing manner is only part of what got you here. 不过,有了原子,它们心甘情愿地聚集在一起,这只

发表于:2019-01-01 / 阅读(95) / 评论(0) 分类 万物简史

Along with this, we see a rise of a host of beliefs: 不仅如此,各种信仰开始传播: the belief of virginity at marriage, arranged marriages -- strictly arranged marriages 坚信婚前必须保持处女身,包办婚姻(严格安排的婚

发表于:2019-01-03 / 阅读(57) / 评论(0) 分类 TED演讲科技篇

Hen and stag parties Yvonne: Welcome to 6 Minute English! Im Yvonne Archer and Kate, thanks for joining me today. Kate: Youre welcome, Yvonne! Yvonne: Now, as the wedding season comes to an end, many newly-weds people who just got married - will be t

发表于:2019-01-07 / 阅读(137) / 评论(0) 分类 六分钟英语

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. In 1953 a student named Stanley Miller did an experiment showing that the simple chemicals present on the early Earth could give rise to the basic buildi

发表于:2019-01-08 / 阅读(81) / 评论(0) 分类 Scientific American(十)月

The early Earths oceans were home to a lot of interesting chemistry. Now scientists have found that amino acids thought to be present way back when could have been cooked into other compounds vital for lifean idea you should take with a grain of salt

发表于:2019-01-08 / 阅读(54) / 评论(0) 分类 Scientific American(九)月

题目: The function of science is to reassure; the purpose of art is to upset. Therein lies the value of each. 科学的作用是解惑;艺术的目的是创新。只有这样他们才各得其所。 正文: Science and art are two of the most g

发表于:2019-01-08 / 阅读(49) / 评论(0) 分类 GRE作文

Women in Turkey 土耳其妇女 Behind the veil 面纱背后 Womens influence in politics is growing, but it is still small 妇女在政治中的影响越来越大,但这影响还是很小 May 12th 2011 | ISTANBUL | from the print edition THIS week

发表于:2019-01-26 / 阅读(61) / 评论(0) 分类 经济学人综合

Love on the lam 爱在潜逃路 A rare thing: a deeply moving thriller 奇葩:惊悚小说也催泪 Schroder. By Amity Gaige. 《父亲的罪》作者艾米蒂盖奇 ERIC is the unlikeliest of characters to charm a reader. His life is a tabloid dra

发表于:2019-01-27 / 阅读(44) / 评论(0) 分类 经济学人文艺系列

Let us return to original chaos! 让我们重归于元始的混沌! Let us imagine the primordial din, the original vortex! 让我们臆想那本初的喧嚣、元始的漩涡! Let us throw ourselves into the whirlwind which has preceded the crea

发表于:2019-02-01 / 阅读(113) / 评论(0) 分类 实用英语

They were proposed almost exactly 100 years ago by Albert Einstein based on his theory of general relativity but it was only in February 2016 that scientists proved the existence of gravitational waves. And now China is starting work on the worlds hi

发表于:2019-02-06 / 阅读(83) / 评论(0) 分类 英语新闻

Your Everything 歌手:keith urban The first time I looked in your eyes I knew That I would do anything for you The first time you touched my face I felt Like Ive never felt with anyone else I wana give back what youve givin to me And I wanna witne

发表于:2019-02-07 / 阅读(76) / 评论(0) 分类 好听的英文歌曲

题目: The function of science is to reassure; the purpose of art is to upset. Therein lies the value of each. 科学的作用是解惑;艺术的目的是创新。只有这样他们才各得其所。 正文: Science and art are two of the most g

发表于:2019-02-09 / 阅读(69) / 评论(0) 分类 GRE作文

GRE优秀作文:科学的作用。GRE频道小编为同学们整理了GRE优秀作文:科学的作用,供同学们参考使用,希望对同学们的gre 考试有所帮助,下面和小编一起来看看吧: 题目: The function of scienc

发表于:2019-02-09 / 阅读(66) / 评论(0) 分类 GRE作文

Astrophysics 天体物理 Dust to dust 尘归尘,土归土 A dramatic recent discovery in physics is looking rather dodgy 近期,物理学中的一项戏剧性发现看上出非常模糊 IN MARCH Chao-Lin Kuo, an astrophysicist at Stanford Univer

发表于:2019-02-16 / 阅读(84) / 评论(0) 分类 经济学人科技系列

The Burgess Shale included a range of disparity in anatomical designs never again equaled, 布尔吉斯页岩化石所包含的横剖面的花色范围是独一无一的, and not matched today by all the creatures in the world's oceans, Gould wrote

发表于:2019-02-17 / 阅读(83) / 评论(0) 分类 万物简史

在汉语中,我们常常使用一些服装衣着名词来表示某一特定事物,如用裙衩指代女子,拜倒在某某石榴裙下便是此意:纨绔指代富豪家子弟:勒紧裤带过日子意味着节衣缩食:囊中羞涩暗指贫

发表于:2019-02-20 / 阅读(95) / 评论(0) 分类 实用英语

摩擦音[v] 发音要领: [v]是浊辅音、唇齿音;唇形:上齿轻触下唇;气流:气流从唇与齿之间的空隙通过,唇齿发出摩擦而成;声带:振动。 技巧提示: [v]这个音不同于汉语拼音w的发音,在发/v/音

发表于:2019-02-28 / 阅读(189) / 评论(0) 分类 英语国际音标
学英语单词
-ir-
a stumbling block
Actinidia holotricha
aggregin
Allanton
alnespirone
Alpinia bracteata
amylosuria
Anemone pulsatilla L.
antigassing
Arteria vesicalis inferior
auxiliary lamp
be among the missing
behavioral model
board and board
boudhnath
breezer
cap feeding device
capacitance strain gage
cerebellar falx
coldfusion
cultural regions
Czarnowasy
dalmatics
depo-testosterone
disturblance
dufo
earthly branches
edge forming
elusian mystery (greece)
Eofandom
exageration
exhaust pipe combination
facsimile network
farabi
fatty infiltration of liver
fibersystem
free setting of proppant
FRS (fuel recording system)
functional domain
genus Oxyuranus
hartmannellids
hexethal
horrorstricken
hydroxyethylglutamine
immersion dose
immunolocalises
In-su
incommensurate phase
initial cause of succession
internal morain(englacial moraine)
Jagua Bank
Kobane
kupfersulfobismutit (cuprobismutite)
liquid-level connection
low temperature rolling
manganic pyrophosphate
marginal density
marionette
metal shears
micrite enlargement
montigena
national council for vocational qualifications (ncvq)
nemanja
Nervi clunium mediales
noiseth
only-children
pdvsas
pharmacopeia
pituitary-adrenal axis
PLA
pollution equivalent
Poncha Springs
primary barrier
principal disjunctive normal form
quay surface
questant
rami tubae
readerboards
receipts of general accounts
reconnaissance missions
red saunders
reversed handle
safety zone
sand bag
Segag
sister cell
spin-dependent force
stalo (stable local oscillator)
strontium iodate
structure material
subdomain
systematic failure
thiazepine
torun metal
traverse of indictment
tread void
turd
typophor brown
unstable zone
Vitalipid
water-level receiver