椭圆偏振光的散射

W: You look so excited. Whats on your mind? M: I am thinking about my Chrisman present. W: What are you going to have? M: A huge toy plane. My mother promised to give it to me if I behave myself before Christmas. Dialogue 2. M: Anna, whats troubling

发表于:2018-12-17 / 阅读(269) / 评论(0) 分类 流利美国口语

今天我们要学的词是 polarized. polarized is spelled p-o-l-a-r-i-z-e-d, polarized. Polarized是指鲜明的,两极分化的,In today's highly polarized political environment, Republican and Democratic partisans have staked their positions

发表于:2018-12-30 / 阅读(220) / 评论(0) 分类 英语单词荟萃

Why The Sky Is Not Blue Look at various parts of the sky on a clear day and you will see that it is not a uniform blue. Even if the sky is deep blue when you look straight up, near the horizon it is lighter. This is partly due to pollution, but even

发表于:2018-12-31 / 阅读(130) / 评论(0) 分类 英语听力文摘 English Digest

Elizabeth Barrett Browning (1806 - 1861) What was he doing, the great god Pan, Down in the reeds by the river? Spreading ruin and scattering ban, Splashing and paddling with hoofs of a goat, And breaking the golden lilies afloat With the dragon-fly

发表于:2019-01-02 / 阅读(247) / 评论(0) 分类 英语诗歌

Imagine a world where sunlight can be captured to produce electricity anywhere, on any surface. The makers of thin-film flexible solar cells imagine that world too. But a big problem has been the amount of silicon needed to harvest a little sunshine.

发表于:2019-01-08 / 阅读(208) / 评论(0) 分类 Scientific American(二)月

This is Scientific American 60 Second Science, I am Cynthia Graber, this will just take a minute~ How can we search for life on exoplanets? Step one: examine the Earth as if it were an exoplanet. Thats the idea behind a recent look at earthshine. Res

发表于:2019-01-08 / 阅读(196) / 评论(0) 分类 Scientific American(三)月

This Scientific Americans 60 senconds science. I'm Cythia Graber. This will just take a minute. How did the zebra get stripes. One theory holds that stripes help confused predators. But stripes might be primarilly to protect zebras from ferocious ins

发表于:2019-01-08 / 阅读(203) / 评论(0) 分类 Scientific American(二)月

北京的桑拿天又来了。虽然气温不算太高,但是空气湿度太大,让人有点喘不过气。多么盼望天气预报说最近有雨啊。今天咱们就来看看英语国家的天气预报都是怎么报的。 1. There will be occa

发表于:2019-01-09 / 阅读(213) / 评论(0) 分类 英语口语

AS IT IS 2015-09-22 Magical Invisibility Cloak Soon to Be Real 神奇的隐身衣即将成为现实 All you Harry Potter fans out there have reason to celebrate! Scientists say they are close to inventing a real invisibility cloth. Harry Potter is a

发表于:2019-01-12 / 阅读(183) / 评论(0) 分类 2015年VOA慢速英语(九)月

By Peter Heinlein United Nations 19 September 2006 Secretary-General Kofi Annan opened the annual U.N. General Assembly debate with a grim assessment of world progress during his 10-year term in office. ---- Kofi Annan opens his last U.N. General As

发表于:2019-01-12 / 阅读(279) / 评论(0) 分类 2006年VOA标准英语(九月)

New design produces flexible panels using only 1-2 percent as much silicon Art Chimes | Washington, DC 19 February 2010 You can use 100 times less silicon. And that's potentially very significant. Harry Atwater Schematic diagram of the light-trapping

发表于:2019-01-13 / 阅读(206) / 评论(0) 分类 VOA标准英语2010年(二月)

Key Vote Looms in US Amid Polarized Political Atmosphere Sometings during the next several weeks, the U.S. Congress will take up the issue of raising the nation's debt ceiling so that the United States can continue to borrow money to cover a national

发表于:2019-01-14 / 阅读(223) / 评论(0) 分类 VOA标准英语2011年(四月)

THE ocean is dark and full of terrors, and the black dragonfish is the darkest of them all. 海洋中充满黑暗与恐惧,黑色的深海龙鱼是其中最黑暗的生物。 Its surface, new measurements reveal, is as black as the blackest materia

发表于:2019-01-26 / 阅读(209) / 评论(0) 分类 经济学人科技系列

Animals can predict natural disasters 动物能够预知自然灾害 There is no evidence that animals possess a mysterious sixth-sense allowing them to predict natural disasters. Their keen senses of smell, hearing, and sharp instincts alone are eno

发表于:2019-02-01 / 阅读(430) / 评论(0) 分类 实用英语

今天我们要学的词是polarized。 Polarized, 两极分化的。 A polarized society, 两极分化的社会。 The debate over illegal immigration has become polarized lately, 有关非法移民议题而展开的辩论最近日趋两极化。美国

发表于:2019-02-03 / 阅读(185) / 评论(0) 分类 英语每日一词

A total lunar eclipse will be visible across much of the Americas and Asia in the coming hours. 亚洲和美洲的大部分地区能够在未来数小时内观测到月全食。 The eclipse starts at 08:00 GMT, reaching totality just before sunrise a

发表于:2019-02-07 / 阅读(172) / 评论(0) 分类 英语新闻

The Eye of the Dung Beetle A number of animals, including honeybees and butterflies, use sunlights polarization in their navigation s , but the dung beetle is the first animal ever discovered to use moonlights polarization to guide its travels. Polar

发表于:2019-02-16 / 阅读(185) / 评论(0) 分类 英语听力文摘 English Digest

The rat grinned. 老鼠龇着牙齿笑。 I'm going to make a night of it, he said. 我要来个欢乐今宵,老鼠说, The old sheep was right - this Fair is a rat's paradise. What eating! And what drinking! 老羊说得对这集市是老鼠的乐

发表于:2019-02-17 / 阅读(195) / 评论(0) 分类 夏洛的网

今天我们要学的词是polarized。 Polarized, 两极分化的。 A polarized society, 两极分化的社会。 The debate over illegal immigration has become polarized lately, 有关非法移民议题而展开的辩论最近日趋两极化。美国

发表于:2019-02-18 / 阅读(160) / 评论(0) 分类 英语单词荟萃

1. There will be occasional showers in southeast England, some of them perhaps heavy. 英格兰东南部有短时阵雨,部分地区会转成大雨。 2. Elsewhere is largely dry with sunny spells and just a scattering of light showers, but becomin

发表于:2019-02-19 / 阅读(274) / 评论(0) 分类 英语口译
学英语单词
aerophotographical mosaic
Akeld
alveolarizations
anti-slip finish
apogon properuptus
auto-search
axle-to-axle
axyridis
B.Eng.S.
bergeretta (france)
biosocial science
blast of millet
boiler kier
bubble-cap
canhane
Chesapeake Biological Laboratories
consumer-generated media
contravolutional
conventionally true surface emission rate
correlative figures
crimson clover
daoist
de-coding
deadweight safety valve
differential scanning calorimeter curve
direct labor expense
endochondrostosis
equulites elongatus
etherwall
flue gas analysis meter
gastrosteges
generated electromotive force
have a sleep on it
higher harmonic wave
house-keeping module
housebroke
hypertextually
i-folden
ickxes
Idemba
IFR (internal function register)
infiltration pseudomorph
inglobe
intestinal malabsorption
itemization of weight
joiner
Ka-band
lactation hormone
medicines
microparasite
multi-core
multi-product analysis
Musculus rectus medialis
negotiably
neurogliosis
non - profit organization
nuclear insurance
nzctu
out of number
over-edge
paepcke
papadam
patient class
phonochemical reaction
photoelectric circuit
pioptometer
polycentral
Polykastro
pongee print
post-transcriptional maturation
primary zone
productive department
purprogenin
rain penetration test
rising of arch
rudity
Sagatal
secondary transformer
seredamine
small-aircraft
space-phase angle
squeezabilities
stellar parallax
student grant
sub-post office
substitution process
taras
target fixation
teletypewriter transmission
text presentation
Tibetan crazyweed
tin-base alloy
transversal force
trot sb around
truffle oil
turnover ratio of inventory stock
ultra-pasteurized
umcor
unripplingly
upgradeabilities
wave to