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[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(365) / 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(115) / 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(157) / 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(127) / 评论(0) 分类 TED演讲教育篇

Some think the world is made for fun and frolic And so do I, and so do I Some think it well to be all melancholic To pine and sigh, to pine and sigh But I, I love to spend my time in singing Some joyo

发表于:2018-12-11 / 阅读(159) / 评论(0) 分类 VOA标准英语2014年(三月)

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(138) / 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(140) / 评论(0) 分类 彭蒙惠英语

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(129) / 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(101) / 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(188) / 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(160) / 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(184) / 评论(0) 分类 英语小短文

Why are there males and females? Why are there two sexes instead of three, or twelve, or one? On todayss 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

发表于:2019-01-26 / 阅读(111) / 评论(0) 分类 英语听力文摘 English Digest

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(130) / 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(155) / 评论(0) 分类 托福英语

Anyway, getting sick is a sensible response to infection. 生病正是对感染的一种能感觉到的反应。 Sick people retire to their beds and thus are less of a threat to the wider community. 病人躺在病床上,因此减少了对更多人的

发表于:2019-02-17 / 阅读(94) / 评论(0) 分类 万物简史

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(134) / 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(113) / 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(122) / 评论(0) 分类 万物简史

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(113) / 评论(0) 分类 双语有声阅读
学英语单词
8-Acetyl-7-hydroxycoumarin
acute berylliosis
Arteriaia transversa faciei
autotrack
Baker,Sir Samuel White
barrel-head
base material
binding material
bolzs
bull fiddlers
cab-controlled monorail system
cheilanthes nudiuscula
chiappe
chloroform-methanol
Chouans
cloud discharge
combat engineering
constant declaration syntax
costom
cowl ventilator brace
Cuchivero
dechannelling
deoxymethylaltrose
diffuse molecular spectrum
diphenylamine sulfate
diurnal range
eddy current rail brake
El Payo
embroidery frame
epine
Euromark
exanthema disease of citrus tree
experimental provision
family chlorophthalmidaes
foam (type fire) extinguisher
fuckup
gamboas
genus Scabiosa
giant foxtail
gum boot
Gyānpur
hammertons
high-speed gear coupling
homeopathists
Horse Guards
humpiness
hyalorhyolite
impedance analysis
instores
kinescope misregistration
kinetic energy of a rigid body
lawful order
leakage current circuit breaker
lewse
lie the course
linear program
liquor-to-wood ratio
lubeckite
master-prize
mobile radio service
mullenberg
Papaver californicum
passing-by
Paulinize
Polychrom
ponderal
pondered
postobstructive diuresis
production station
Pyongyong
Quarnstedt
remote trip relaying
rhinophyma
rotary blower
RU5P
sao joao de meritis
scandal shee
schubel
scrabbler
segathy
semigloom
Senecio wightii
sensitive price
serated
six-man
slag layer
spastic bilateral paralysis
spherical manifold penstock
Srostki
stacked wafer module
sternal shield
stress endurance diagram
succourer
sylvestrene
temporary cessation of business
ultrashort wave therapy apparatus
unkindliness
Volksrust
white book cd-rom
yards per minute
yogini
zincates