爱脱肯核

[00:00.00]在线英语听力室( www.tingroom.com )友情制作 [00:03.81]1999 Passage4 [00:07.51]When a Scottish research team startled the world [00:10.54]by revealing 3 months ago [00:12.61]that it had cloned an adult sheep, [00:14.94]President Clinton move

发表于:2018-12-01 / 阅读(323) / 评论(0) 分类 历年考研英语阅读理解

I'm sure that, throughout the hundred-thousand-odd years of our species' existence, and even before, 我十分确信在人类诞生以来的大概10万多年,甚至比这更长的时间里 our ancestors looked up at the night sky, and wondered what

发表于:2018-12-05 / 阅读(72) / 评论(0) 分类 TED演讲国际问题篇

As they grow bigger and bigger, 随着体积越来越大 they start to spin and throw out a disk of debris 它们开始旋转,甩出的碎屑形成盘状 that will coalesce to form a solar system. 在日后融合形成太阳系 This kind of process

发表于:2018-12-07 / 阅读(115) / 评论(0) 分类 太阳科普

OK, one more thing, if I can even get more bizarre. 另外还有一件事是更难以想象的 Since virtually all the mass of an atom is in the nucleus 既然事实是原子的全部质量集中在原子核, now, there is some amount of mass in th

发表于:2018-12-08 / 阅读(90) / 评论(0) 分类 TED演讲教育篇

A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the Sun constantly pours out into space as light and h

发表于:2018-12-12 / 阅读(96) / 评论(0) 分类 英语小短文

Information Overload By Robert S. Boyd Knight Ridder Newspapers. Distributed by Tribune Media Services International. Are you overwhelmed by the amount of information these days? 1 Ever feel overwhelm

发表于:2018-12-19 / 阅读(98) / 评论(0) 分类 彭蒙惠英语

Amazon China launches an event in Beijing to promote reading on Thursday, April 20. The company also unveiled a joint report with Xinhua on the reading habits of the Chinese population. [Photo: China.org.cn] April 23 marks this year's World Book Day,

发表于:2018-12-20 / 阅读(73) / 评论(0) 分类 2017CRI中国国际广播电台

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? Athletes have obviously been tempted to use performance enhancing anabolic steroids. Drug testing may discourage such use. But a new study finds that some of the perfo

发表于:2018-12-24 / 阅读(91) / 评论(0) 分类 Scientific American(九)月

Why are there males and females? Why are there two sexes instead of three, or twelve, or one? On this Moment of Science we'll learn why two is the magic number. Let's start with why there is sex at all. When two organisms reproduce sexually, sperm an

发表于:2018-12-27 / 阅读(61) / 评论(0) 分类 英语听力广播—Listening

Science and Technolgy. 科技。 Modern alchemy. 现代炼金术。 Turning a line. 进入新的一行。 The race to extend the periodic table continues. 扩展元素周期表的比赛仍在继续。 ONE of the first inklings that chemistry has an u

发表于:2018-12-31 / 阅读(119) / 评论(0) 分类 经济学人科技系列

This is Scientific American's 60-Second Science. I'm Steve Mirsky, got a minute? Neandertals were our closest relatives. And now we know a lot more about them. Because researchers have for the first time sequenced a complete Neandertal genomethat of

发表于:2019-01-08 / 阅读(111) / 评论(0) 分类 Scientific American(八)月

The source of Energy A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the Sun constantly pours out into

发表于:2019-01-08 / 阅读(130) / 评论(0) 分类 英语小短文

Jazz, Hip Hop, Broadway Taught in Bangkok, Beyond Grammy nominated jazz instructor Gene Aitken has conducted some of the top military bands in Asia and the Middle East. From Thailand he travels to countries emerging from conflict and isolation to bri

发表于:2019-01-13 / 阅读(117) / 评论(0) 分类 VOA标准英语2012年(五月)

Science and Technology Stress and ageing A question of attitude 科技 压力和老化 一个态度问题 The link between chronic stress and a marker of old age is being disentangled 科学家发现了长期压力与一个衰老标志间的联系 TE

发表于:2019-01-26 / 阅读(82) / 评论(0) 分类 经济学人科技系列

Questions 12-20 The elements other than hydrogen and helium exist In such small quantities that it is accurate to say that the universe somewhat more than 25 percent helium by weight and somewhat less than 25 percent hydrogen. Astronomers have measur

发表于:2019-02-05 / 阅读(109) / 评论(0) 分类 托福英语

Particles can come into being and be gone again in as little as 0.000000000000000000000001 second (10-24). Even the most sluggish of unstable particles hang around for no more than 0.0000001 second (10-7). 粒子可以在短达0.000 000 000 000 000 0

发表于:2019-02-17 / 阅读(69) / 评论(0) 分类 万物简史

CERN, the European Organization for Nuclear Research, is like a little city. Straddling the border of France and Switzerland, it employs three thousand people and occupies a site that is measured in square miles. CERN boasts a string of magnets that

发表于:2019-02-17 / 阅读(68) / 评论(0) 分类 万物简史

Meanwhile the tireless Rutherford, now back at Cambridge as J. J. Thomson's successor as head of the Cavendish Laboratory, came up with a model that explained why the nuclei didn't blow up. He saw that they must be offset by some type of neutralizing

发表于:2019-02-17 / 阅读(86) / 评论(0) 分类 万物简史

13 May 17 Jamie Langfield and Stevie Aitken SATURDAY Odd jobs, part-time fitba', stadium firsts and the Pizza XI

发表于:2019-02-24 / 阅读(62) / 评论(0) 分类 英语听力精选进阶版

The Source of Energy A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the Sun constantly pours out into

发表于:2019-02-25 / 阅读(73) / 评论(0) 分类 双语有声阅读
学英语单词
acyrthosiphon pisum (harris)
Al Janā'in
arctation
argentum bromatum
arsenic monosulfide
Auray
average igneous rock
babels
blue-ribbon connector
book of records
bronchial constriction
business-pleasure
case finder
casting-couch
cavallin
cell-plate (strasburger 1882)
chain suture
chambers of trade
cheses
chikungunya
clamping diode
composite estimate
continuous concrete wall
corn-flour
coys
criminal with previous convictions
crutche
dactylispa sauteri
derriobtusone
diploptene
disapproved
dog rocks
efficiency-enhancing
electric hair curler
emergency overspeed governor
enates
enhanceable language
eudicotyledons
fashion count
g?ta kanal
haemal ring
handshake transceiver unit
heated rear window
heavy bodied oil
hemalbumin
hemiparasitism
heptahelical
herrhausen
high head hydro power station
hippophile
hiroaki
homomorphic deconvolution
inred
integrated injection logic circuit
key type clutch
Langmuir law
lateral glandular branch
lipomata diffusa symmetrica
LL. L.
location preference
log exposure scale
lop-stick
magnetization equation
micro-capillary
miscellaneous fishing gear
misconjunction
moving resistance
Muslimology
nasion-prosthion
nematophagous
neuma
on capital
ostracizers
other time
out stroke
over-regularization
palearctic faunistic region
persolution
Phyllophora
platinode
postwar credit
potassium-argon datings
prosomite
purnell quenching process
radiator louver frame
reference chromatogram
schoenus apogon
sheet piling
skean-dhu
small hydro electric plant
soleprint
ST_military-and-armed-forces_the-armed-forces-generally
submarine rescue chamber
submucous cordectomy
surface spread method
the largest particles
tracheotomized
traumatic balsam
unstable balance
vibratile corpuscule
waveguide attenuator
working stroke of spring buffer