钨催化剂

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Its the time of year to take a look backand thats just what the journal Science did as they listed their most important breakthroughs of 2008. At the v

发表于:2018-12-02 / 阅读(179) / 评论(0) 分类 Scientific American(十二)月

发表于:2018-12-08 / 阅读(142) / 评论(0) 分类 医务英语

为实现自己的留学之梦,无数学生默默地在GRE考试中付出自己辛勤的汗水。所有GRE高分故事背后都有值得我们学习的GRE备考经验。相信这样的一个个GRE高分故事能够在你备考GRE考试的过程中送

发表于:2019-01-03 / 阅读(274) / 评论(0) 分类 GRE英语

This is Scientific Americans 60-Second Science. I am Cynthia Graber. This will just take a minute. Solar panels typically convert sunlight into electricity or heat. But photosynthetic vegetation converts sunlight into chemical energy. Now M.I.T.s Dan

发表于:2019-01-04 / 阅读(173) / 评论(0) 分类 Scientific American(八)月

斯蒂芬.沃尔夫勒姆,Mathematica的创始人,谈论了他试图通过搜索、处理及操作各种信息从而计算所有知识的构想。他的新一代搜索引擎,Wolfram Alpha,致力于对宇宙根本的物理问题进行建模和解

发表于:2019-01-05 / 阅读(180) / 评论(0) 分类 TED公开课:百字不如一数字

12 科技新闻摘要(一) DATE=3-13-01 TITLE=SCIENCE IN THE NEWS #2115 - Digest BYLINE=Staff VOICE ONE: This is Bob Doughty. VOICE TWO: And this is Sarah Long with Science in the News, a VOA Spec

发表于:2019-01-07 / 阅读(162) / 评论(0) 分类 科技之光

Every morning my daughter and I go for a twenty-minute walk to my workplace. For me, in those twenty minutes, Im in transit. For my toddler, its nothing less than a parade of flowers, fire trucks, pebbles, and friendly folk. 每天清晨,我的女儿

发表于:2019-01-08 / 阅读(149) / 评论(0) 分类 阅读空间

Kid Rock describes his latest album, Born Free, as organic blues-based rock and roll. Born Free is Kid Rock's first new album in more than three years. He left the comforts of his home studio in Detroit, Michigan to record the collection in Los Angel

发表于:2019-01-14 / 阅读(172) / 评论(0) 分类 VOA标准英语2011年(一月)

职场晋升真的男女平等吗 A study shows a large gap in perceptions among the sexes in who has more opportunities for advancement -- men or women. 职场中男性与女性谁有更多的晋升机会?一项针对该话题的调研显示,男士

发表于:2019-01-15 / 阅读(172) / 评论(0) 分类 实用英语

AA: I'm Avi Arditti with Rosanne Skirble, and this week on Wordmaster: linguistic profiling. WALT WOLFRAM: What I mean by linguistic profiling is to hear a voice and on the basis of that voice make a judgment about that person which would sort of rat

发表于:2019-01-18 / 阅读(120) / 评论(0) 分类 英语单词大师-Word Master

It's been 10 years now since the attacks on September 11, 2001 that killed thousands in America. For families and friends of those killed, the pain is still raw. However, the tragedy has proved a catalyst for one organization to rise out of the rubbl

发表于:2019-01-19 / 阅读(165) / 评论(0) 分类 世界各地新闻集锦

GRE频道为各位考生整理了带你领略GRE填空解题流程,供考生们参考使用,更多GRE辅导请继续关注新东方网GRE频道。 1.逻辑关系 GRE填空考察的就是整体逻辑语言的能力,考生的任务就是找出句子

发表于:2019-02-01 / 阅读(158) / 评论(0) 分类 GRE英语

在即将挥别过去十年之际,试问中国最流行的网络语录是哪一句?相信很多人都会提到人生就是一个杯子,而它是杯具还是洗具,全由你自己选择。 What are Chinas most popular online slang terms as we ap

发表于:2019-02-01 / 阅读(150) / 评论(0) 分类 英文语法词汇

AA: I'm Avi Arditti with Rosanne Skirble, and this week on Wordmaster: linguist Walt Wolfram from North Carolina State University, a self-described dialect nomad who likes to wander through the dialects of American English. RS: And where has this nom

发表于:2019-02-14 / 阅读(157) / 评论(0) 分类 英语单词大师-Word Master

AA: I'm Avi Arditti with Rosanne Skirble, and this week on Wordmaster: linguistic profiling. WALT WOLFRAM: What I mean by linguistic profiling is to hear a voice and on the basis of that voice make a judgment about that person which would sort of rat

发表于:2019-02-16 / 阅读(236) / 评论(0) 分类 词汇大师(Wordmaster)

Why do so many working moms careers stall out when they hit middle management? Disagreement over the answer has often sparked hot debate. 为什么很多上班妈妈当上中层管理人员后其职业生涯就陷入停滞?对这个问题的不同回

发表于:2019-02-18 / 阅读(142) / 评论(0) 分类 实用英语

Recent internet mishaps that victimized giant online service providers Alipay and Ctrip have again sparked concerns over information security in China. Chen Wei from the Ministry of Industry and Information Technology calls on the country's software

发表于:2019-02-18 / 阅读(128) / 评论(0) 分类 英语新闻

Give me a decaf triple vente, 2 pump vanilla, non-fatm extra hot, stirred, no foam caramel macchiato with whip cream and caramel sauce top and bottom. 给我一杯热的、无咖啡因和泡沫的香草糖浆脱脂加奶油浓缩式焦糖玛奇朵咖啡

发表于:2019-02-18 / 阅读(195) / 评论(0) 分类 阅读空间

Give me a decaf triple vente, 2 pump vanilla, non-fatm extra hot, stirred, no foam caramel macchiato with whip cream and caramel sauce top and bottom. 给我一杯热的、无咖啡因和泡沫的香草糖浆脱脂加奶油浓缩式焦糖玛奇朵咖啡

发表于:2019-02-18 / 阅读(335) / 评论(0) 分类 阅读空间

How Well Are You Performing in Your Different Roles? Each day, you play a number of different roles in both your professional and your personal life. Your professional world is a large part of what you do but if youre striving for excellence in this

发表于:2019-02-20 / 阅读(109) / 评论(0) 分类 阅读空间
学英语单词
abridge edition
accel pedal
actional
acute sprain of lumbo-sacral joint
adjuvant peptide
air dry varnish
alar septum
ambulocetids
Amerian hellebore
annual useful heat supplied by heat pump plant
anterior arms of tentorium
anticatabolite
arura
arvalis
backing coil
Beddoe order
believe you me
benignuss
Bercero
bin tag
blind stitch machine
brecker
caldesite
cameo lighting
caracora
chainwales
choronosology
conformable support structure
Copernicia
cutting loading machine
deadender
deveaux
DIAR
dictyate
disagreeing with
distum
early redemption charge
electronystagmogroaphy
elephs
first of the class trial
for the vantage
foreign money
four-wheels
FSK (frequency shift keying)
fun-filled
half principal
Here's mud in your eye!
homocentric rays
hyper conjugation
Jolles' tests
kassems
konishi
kosher tax
leasing contract
living condition
locks out
low latitudes
macintosh operating system x
management rule
Mars cartography
matthewis
may fish
Mazahuas
mckays
meat sticks
methylprednisone
Monticello Alba
organogram
overbred
pieve
plun-jet
policelike
polyphenol-formaldehyde resin
prectsion
pressure tensor
radio safety signal
rahmat
re-animate
reflecting square
resonant response factor
retained saving
rudder force character
Schlieffen
sepedonogenesis
setpoints
signifieth
soixante-neufs
solid lubrication
somatic sensory column
source terminal
Spironema gallinarum
standard error of the mean
start-up and shutdown with variable parameters
stellites
switch gear
task involvement
under assessment
untempested
ustilic acid
vio-serpin
whiteface r.
wobbulation