[光] 偏振(谱)线

EXPLORATIONS - Children's Press Line By Karen Leggett Broadcast: Wednesday, October 27, 2004 (MUSIC) VOICE ONE: This is Faith Lapidus. VOICE TWO: And this is Steve Ember with Explorations in VOA Speci

发表于:2018-12-15 / 阅读(205) / 评论(0) 分类 Explorations

箫华,我的一个朋友刚才打电话来说她心情不好。她怎么了?是忧郁症吗?不是,她开的咖啡店生意惨淡,三个星期来一直赔钱,这样下去,她的生意很危险,弄不好就要关门了。 噢,用一个

发表于:2018-12-16 / 阅读(216) / 评论(0) 分类 美国习惯用语

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(213) / 评论(0) 分类 英语单词荟萃

Now, its time for the VOA Learning English program, Words and Their Stories. On this show, we talk about common, expressions in American English. Today, we will talk about the word line. Line is a simple, four-letter word, but it has many meanings, m

发表于:2019-01-02 / 阅读(281) / 评论(0) 分类 2017年VOA慢速英语(三)月

我听之我见: 西方评论界认为,若再找出一座石山,将美国现代音乐界的四位开国元勋头像雕刻上去,那么Johnny Cash必是其中之一。Johnny Cash是影响美国近代乡村、流行、摇滚与民谣界最重要的创作歌手之一,他以浑厚而深沉的 Lyrics I walk the line By Johnny Cash I k

发表于:2019-01-06 / 阅读(285) / 评论(0) 分类 音乐咖啡厅

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(182) / 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(192) / 评论(0) 分类 Scientific American(二)月

A: Were you able to get a look at the suspect's face? B: Yes. I know exactly what he looks like. A: I must ask you to pick him out of a line-up. B: That won't be a problem. A: Look closely at the five men in this line-up. B: I am looking. A: Do you s

发表于:2019-01-11 / 阅读(231) / 评论(0) 分类 英语情景对话-犯罪

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(270) / 评论(0) 分类 2006年VOA标准英语(九月)

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(212) / 评论(0) 分类 VOA标准英语2011年(四月)

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(170) / 评论(0) 分类 英语每日一词

听多了流行的歌曲,今天给大家来一首老歌经典,希望大家会喜欢。 如果大家有什么好歌,也可以给我留言或是在评论栏里给大家推荐。 I walk the line By Johnny Cash I keep a close watch on this heart of

发表于:2019-02-06 / 阅读(232) / 评论(0) 分类 好听的英文歌曲

BEIJING, Feb. 28 (Xinhua) -- Construction began on China's first low-speed maglev(磁力悬浮火车) line Monday in Beijing, a project that will make China only the second country with a low-speed maglev line after Japan. The project marked China's

发表于:2019-02-07 / 阅读(218) / 评论(0) 分类 英语新闻

今天我们要学的词是 flatline. Flatline的意思是停滞不前,可是作名词或者动词。The Bank of England has said it believes the UK economy will flat-line this year.英格兰银行说,英国经济预计今年将出现零增长。

发表于:2019-02-08 / 阅读(191) / 评论(0) 分类 英语单词荟萃

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(176) / 评论(0) 分类 英语听力文摘 English Digest

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(144) / 评论(0) 分类 英语单词荟萃

今天我们要学的词是out of line。 Out of line, 可以用来指行为举止过份,出格。 The candidate was clearly out of line by using personal attacks in the debate, 这个候选人在辩论中进行人身攻击的做法显然是有些过

发表于:2019-02-18 / 阅读(203) / 评论(0) 分类 英语单词荟萃

今天我们要学的词是walk a fine line. To walk a fine line, 小心行事。 Coaches have to walk a fine line between pushing their players to their full potential and pushing them too hard, 做为教练,一定要在鼓励运动员充分发挥潜

发表于:2019-02-18 / 阅读(181) / 评论(0) 分类 英语单词荟萃

Line In.... Line Down Line in... line down... line in* Line in... line down... line in... line down Line in... line down... line in... line down Line in and save me Myself can drug me down Line in, forever blissful Continue to line down Line in... li

发表于:2019-02-26 / 阅读(220) / 评论(0) 分类 英文摇滚歌曲

Helen: This is Real English from BBC Learning English. Im Helen. Zoe: 大家好,我是刘佳。Helen, 今天咱们要学的是什么最新表达呢? Helen: Todays new expression is bottom line. Zoe: Bottom line. Helen, 这个短语说的是什么啊? Helen: Well, bottom line is

发表于:2019-02-26 / 阅读(312) / 评论(0) 分类 地道英语在线听
学英语单词
ageing gene
amanaties
art department
booknotes
clear all override
clusis
collective selective control
container throughput
crap wagon
cytochrome reductase
D.S.D.
deep-learning
del'homme
denosumab
dianeticss
diastereomerizations
Dionysius, The Elder
domestic enamel
electronic composition
erect branch
ethyl tolyl ether
fire weather
flexure formula
froth
full width at half-maximum (fwhm)
genus nierembergias
glucoseamine
Glycoloyl
Guillemin, Roger Charles Louis
heat setting machine
hogi
hydroseral
indium diselenide
japanese-style
jewellery
keratectomy
lawn cart
lenni-lenape
low silicon bronze
LT50
macro-canonical ensemble
manilagrass
manual entry unit
mean time between service incidents
microbacidin
microwave relay communication
morning orderbook
MOS gate bipolar transistor
multicentric
Myf
nanoelement
Napierian-logarithm
Nott
oil soluble perfume
Osinnik
overcatching
p.p.i.
panade
perore
perplexations
phytohemagglutination
press correspondent
program reporting evaluation system
pushed towards
quick recall diagram
rated piston load
rear-drivest
refuted
Rousseau,Jean Jacques
sedimentation ash
self opinionated
sepedogenesis
serial reusable
sleeve-port
spatter glass
Spiradiclis tomentosa
square kilometres
St-Joachim
stage design
stepped relief model
Styron
sulbenicillin
taper socket
tetramization
the pledge of love union
tofieldia nuda maxim.
top temperature controller
tributary arm
UFI
Unionhall
untelling
upreared
varying accelerated motion
vascular tracheid
warm-temperate zone
weightlessness (zero gravity)
whole-wave plate
wind-load stress
windbores
wordaholic
zoogamous
Zund-Burguet apparatus