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Researchers: Recycled Concrete's Time Has Come SOUTH BEND, INDIANA Recycling in the construction industry has become big business. It's easy to find new life for everything from old windows to wood beams. But until now, concrete the most widely used

发表于:2018-12-08 / 阅读(146) / 评论(0) 分类 VOA标准英语2016年(八月)

Snow 雪 Snow comes from clouds, and it is made of snowflakes. 雪从云里来,它是由雪片形成的。 As snowflakes grow bigger and heavier in the cloud, they fall toward the ground. 当云中的雪片变得更大、更重时,它们就会落向

发表于:2018-12-13 / 阅读(119) / 评论(0) 分类 与美国小学生一起学英文第1册

Here's the key part. 接下来是关键的部分。 The solution nearest the wall spins faster than the solution closer to the middle. 离试管壁最近的溶液,要比中间的溶液旋转得更快。 That difference in velocity creates sheer str

发表于:2018-12-18 / 阅读(135) / 评论(0) 分类 TED演讲教育篇

Textalyzer Aims at Deadly Distracted Driving 能够测试驾驶时是否分心的神器 Fifty years ago, British inventors made and marketed the first electronic breathalyzer. The alcohol gauge has become standard issue for U.S. law enforcement crack

发表于:2018-12-24 / 阅读(136) / 评论(0) 分类 2017年Scientific American(八)月

新gre作文写作考察考生完成题目过程中是否能够融合批判性思维和分析写作能力,以下是gre考试写作部分issue的优秀写作实例,通过这些优秀范文或是习作,考生可以借鉴里面的短语、句子或思

发表于:2019-01-08 / 阅读(120) / 评论(0) 分类 GRE作文

Oregon Advertising Studio Tracks Fukushima Radiation If you were to picture the sort of person who might take the lead in gathering radiation data from the Fukushima nuclear accident, Marcelino Alvarez probably wouldn't come to mind. My background is

发表于:2019-01-13 / 阅读(167) / 评论(0) 分类 VOA标准英语2011年(七月)

网上求职易犯的错误 Don't just hit up the big guys. 不要只关注大型的招聘网站。 Big-name websites like Monster and CareerBuilder are wonderful resources for online job hunting, but don't stop there. They charge fees that some smal

发表于:2019-01-17 / 阅读(118) / 评论(0) 分类 英语学习方法

Of all the plastic produced since the 1950s, less than 10% has been recycled. 20世纪50年代以来,产生的所有塑料中,只有不到10%得到回收。 The vast majority ends up being dumped, most of it in landfill. 其中大部分都成了垃

发表于:2019-01-26 / 阅读(143) / 评论(0) 分类 经济学人科技系列

Cameras were flashing at this recent Constellations concert in Atlanta. And the morning after, fans who wanted to see what has everybody else got, could go to a new website thats helping to hit the right note. It is called Recreate Mynight and it con

发表于:2019-02-02 / 阅读(109) / 评论(0) 分类 英语杂谈

By Birungi Machrine Kampala 19 February 2008 A documentary has been released that depicts child labor in Uganda. The film, called Stone Cold is by local writer Michael Wawuya. It explores the causes and costs of child labor in a typical village. Voic

发表于:2019-02-09 / 阅读(157) / 评论(0) 分类 VOA常速英语2008年(二月)

Let's begin by looking at what we currently understand about the neuroscience of Alzheimer's. 让我们先看看目前神经学上对老年痴呆的了解。 Here's a picture of two neurons connecting. 这是一张两个神经元连接的图。 The p

发表于:2019-02-13 / 阅读(158) / 评论(0) 分类 TED演讲国际问题篇

Marine Mammals Since there is such an abundance of food in the sea,it is understandable that some of the efficient, highly adaptable, warm-blooded mammals that evolved on land should have returned to the sea.Those that did have flourished. Within abo

发表于:2019-02-17 / 阅读(130) / 评论(0) 分类 双语有声阅读
学英语单词
abiess
agecat
alkynoic acid
aloisio
ambulance ship
answering equipment
antioxidant 1076
as right as a trivet
astringe the lung
bipolar compatible JFET
Blackwell family
Bonny Prince Charlie
buff chuck
calvez
cannibal sandwich
cast ... vote
CCleaner
chromosome puffs
common satisfaction of needs
conducibleness
cosmonauts
cytophagocytosis
debit entry
diaphragm relay
dissertate
edge hill
eelgrass
elliptical guide
exarteritis
exit policy
extracted steam from turbine
fashionably late
finish rate
foofy
forced foot
foreign credit balance
frit flies
fundamental theorem of algebra
galactaemia
gas turbo compressor
granitone
grottily
guaranteed time
gyro-magnetic frequency
hang ... on
hash method
hight power lens
hitf
housewarmings
hyperwriting
inflecting point
interlocutrice
ionizing power
keep sth together
law of composition
light armored protection
low pressure gun
Malayisations
Marciana Marina
media abbreviation
minimum time control
N6-furfuryladenine
nopping
nuclear distintegration
Orlovskiy
Osagyefo
ozonisations
pachynsis pleurae
partial disturbed response signal
pleasurists
Pneumoblastoma
preservation by low temperature
productive capacity cost
pseude
pukes
quadrein
radium-beryllium neutron source
random drawing
ratio by volume
Rhizidium algaecolum
roll camber
scattered trees
selective measuring
shaibah
Shamdīnān, Rū-ē (Shamsdinan, Ru-i)
Sinus renalis
spare tyres
spring sheller
staws
steam-set ink
stoneroller
t.o.
tendo crico-esophagens
tire power loss
uilleann piper
Valleraugue
Vicia lilacina
water-soluble polymer
Wheeler Ridge
whole-report procedure
zero-sequence current component
zirconium chloranilate