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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(116) / 评论(0) 分类 Scientific American(十二)月

图片 by Jason Marshall Its not often someone suggests that knowing some math could make you the life of the party, but thats exactly what Im going to do. Yes, a properly timed delivery of a few fun facts about the famed Fibonacci sequence just migh

发表于:2018-12-07 / 阅读(120) / 评论(0) 分类 数学英语

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? The human genome was sequenced, and in the process of moving that forward the technology that was developed was incredible. And because of their efforts in human genome,

发表于:2018-12-24 / 阅读(166) / 评论(0) 分类 Scientific American(十)月

Describing Order and Sequence Patrick: Okay, your first task is to put all of these files in order. Maya: Wow, there must be hundreds of files in this storeroom. How am I supposed to organize them? Patrick: Create a basic filing system. Put things in

发表于:2018-12-27 / 阅读(112) / 评论(0) 分类 2014年ESL之商务英语

by Jason Marshall In the last few articles, weve talked about fractions and percentages, and soon enough well see that these ideas naturally lead us into the world of decimal numbers. But before we head down that path, lets take a quick detour to tal

发表于:2019-01-02 / 阅读(167) / 评论(0) 分类 数学英语

图片 by Jason Marshall Some math is functional. Some math is fun. And some math is simply stunning. If that last description sounds improbable to you, then today just might change your mind. Because now that weve covered enough ground, were going t

发表于:2019-01-02 / 阅读(202) / 评论(0) 分类 数学英语

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(123) / 评论(0) 分类 Scientific American(八)月

OPEC will cut its oil output by 1.5 million barrels a day starting in November, with chances of more cuts to come. But from Paris, Lisa Bryant reports the announcement was met by a further drop by financial markets. OPEC hopes that by cutting output

发表于:2019-01-13 / 阅读(120) / 评论(0) 分类 VOA标准英语2008年(十月)

OPEC Agrees to Reduce Oil Output Kerry Sheridan Oil prices edged higher Tuesday after ministers from the Organization of Petroleum Exporting Countries (OPEC) agreed to reduce output. OPEC ministers ha

发表于:2019-01-31 / 阅读(107) / 评论(0) 分类 VOA2004(上)--各类新闻

China's iron ore manufacturers say they're struggling to keep their businesses afloat because of high costs and taxes while production is on the rise for the sector's global giants. Brazil's Vale SA is the world's largest iron ore producer and it say

发表于:2019-02-03 / 阅读(130) / 评论(0) 分类 cctv9英语新闻2015年

BEIJING, Aug. 19 (Xinhua) -- China's steel output growth slowed in July and prices of steel products have continued to drop, according to data from the National Development and Reform Commission (NDRC). Crude steel production gained 4.2 percent year

发表于:2019-02-06 / 阅读(111) / 评论(0) 分类 英语新闻

An expert at the International Energy Agency says it may be many months before Libya's damaged oil industry can resume full production. The head of IEA's Oil Industry and Markets Division, David Fyfe, said Thursday there are many logistical, operatio

发表于:2019-02-06 / 阅读(90) / 评论(0) 分类 英语新闻

Despite inheriting what he called a mess President Barack Obama pledged to do everything in his power to fix the broken U.S. economy. Based on key indicators, the president appears to have succeeded in stabilizing the worst financial crisis since the

发表于:2019-02-06 / 阅读(68) / 评论(0) 分类 VOA标准英语2010年(一月)

By Lisa Bryant Paris 01 February 2008 OPEC's 13 members, meeting in Vienna Friday, rejected calls by the United States to increase oil output. The oil cartel said supplies meet current demands. Lisa Bryant has more from Paris. Following talks in Vien

发表于:2019-02-06 / 阅读(99) / 评论(0) 分类 VOA常速英语2008年(二月)

BEIJING, Dec. 9 (Xinhua) -- China's industrial production growth continued to accelerate in November, indicating that the nation's economy is rebounding after seeing its lowest expansion pace in more than three years. China's value-added industrial o

发表于:2019-02-06 / 阅读(101) / 评论(0) 分类 英语新闻

China's industrial output growth accelerates in October BEIJING, Nov. 9 (Xinhua) -- Industrial production growth continued to accelerate in October, presenting evidence that China's economy is picking up steam after seeing its lowest growth rate in m

发表于:2019-02-06 / 阅读(101) / 评论(0) 分类 英语新闻

China's autumn grain output to hit record high BEIJING, Oct. 19 (Xinhua) -- China's grain output this autumn is likely to hit a record high and bring a ninth year of consecutive growth in the annual output, an official with the Ministry of Agricultur

发表于:2019-02-08 / 阅读(314) / 评论(0) 分类 英语新闻

Listen to the schedule of a business trip. Fill in numbers l-8 to point out the sequence of the schedule. I'm leaving for Milan on the 7th of June. l'II arrive there on the 8th evening at about 7:OOpm. Then, l'II take a shuttle bus to the hotel. On t

发表于:2019-02-17 / 阅读(99) / 评论(0) 分类 英语听力练习题

Listen to the dialogues and write the correct sequence of l-6 as mentioned in the dialogues. A:How do I search books from the computer? B:First, key in your PIN number. Then, it goes to the Library's Homepage. Then, you can choose any way you want to

发表于:2019-02-17 / 阅读(77) / 评论(0) 分类 英语听力练习题

Thank you for being here,Fareed.Nice to have you on the show. 多谢你抽空前来 法里德 很高兴你能来上节目 Let's get started first with your background.I do think I know a lot about you. 首先聊聊你的背景 我觉得我很了解你

发表于:2019-02-23 / 阅读(93) / 评论(0) 分类 柯南脱口秀
学英语单词
agiguan i.
antimatrimonial
antimicrobial agent
antipatriot
artesian waste
aseptate
bakery and confectionery
base level(of erosion)
benzyl magnesium chloride
biomethylations
bog asters
broker's loan rate
categised
Cauchy boundary condition
celiogastrotomy
chemistry of solid-liquid interface
child-spacings
co ordinating body
complementary function
compressor of urethra
conic orthermorphic projection
copilot
crispus
cultivation technique
derivates
detailed diagram
diethylidene
dimtedit
disciplinary procedures
division Protista
dromes
electronic photograph recording
Euphausia pacifica
fascia nuchae
fixed-displacement motor
fixed-length file
flash-over relay
full employment balance
general election campaign
Gorilla gorilla gorilla
Holm Land
hubzone
Huggen's principle
infantrywoman
insulated rotor
interactionism
intersecting axis
iron(ii) phthalocyanine
keep off sb's toe
kerner commission
Kosyakinskaya
learning reinforcement
less-than-optimal
life-in
linear momentum principle
little to choose between
loewy
low density wind tunnel
lower-epimeron
Maryknoller
masterpiece
medio-laterally
misfortunes
monoblock projectile
Morris's point
mtm-v (time measurement method-verktygsmaskiner)
multi-dimensional
multicoitic species
non-linear model
noncolorful
nonconformist registers
North Ndebele
offbeat
open-system economics
out-mouth
oval-square breakdown sequence
overload condition
pantherids
phytocoenosis
piggyback liver transplantation
premium economy
president arthurs
PSVT
rattleweeds
relaxedly
retinopathy of prematurity syndrome
rocquencourt
sheah
shelling
souen
sql-based
St Thomas Parish
theory of cardinal utility
up dip
urgent matter
ventricular lead
vincula tendinum
voice intelligibility analysis set
volt coulomb
water desorption curve
xiphias gladiuss
zero-based index