[医] 复合膜

Grammar Girl here. Todays topic is the complex-compound sentence. Guest writer Sal Glynn writes: Most writers worth their fingertip calluses begin as avid readers. We read books, magazines, and websites indiscriminately until we start to notice the w

发表于:2018-12-07 / 阅读(117) / 评论(0) 分类 英语语法 Grammar Girl

Do you know so many of you will climb into your cars today perhaps to shuffle your children to soccer, to football, make their (refer to the cars) run to the grocery store. But do you also know what's

发表于:2018-12-11 / 阅读(101) / 评论(0) 分类 万花筒2006年

Intonation can indicate completely different meanings for otherwise similar words or phrases. For example, an English teacher teaches English, but an English teacher is from England; French class is where you study French, but French class is Gallic

发表于:2018-12-27 / 阅读(64) / 评论(0) 分类 美式英语正音训练

This is Scientific Americans 60-Second Science. Im Karen Hopkin, this will just take a minute. Anyone whos ever cut up an onion knows that some smells can actually be painful. Now, researchers from Baltimore and Denver are closer to understanding why

发表于:2019-01-08 / 阅读(123) / 评论(0) 分类 Scientific American(三)月

When people suffer from a migraine, they often retire to a cave-like dark room. But exactly why does bright light hurt the migraine sufferer? A possible answer was published this week in the online issue of journal Nature Neuroscience. A big clue was

发表于:2019-01-08 / 阅读(80) / 评论(0) 分类 Scientific American(一)月

AGRICULTURE REPORT - Scientists Find Compound in Smoke that Helps Seeds Grow By Mario Ritter Broadcast: Tuesday, July 20, 2004 This is Steve Ember with the VOA Special English Agriculture Report. A di

发表于:2019-01-11 / 阅读(107) / 评论(0) 分类 农业与发展

The United Nation's World Food Program says rogue members of Somalia's extremist al-Shabab group attempted to raid its compound late Sunday in the Somali town of Wajid, about 300 kilometers northwest of Mogadishu. World Food Program spokesman, Peter

发表于:2019-01-14 / 阅读(141) / 评论(0) 分类 VOA标准英语2009年(八月)

If you sucked all of the moisture out of your brain and broke it down to its constituent nutritional content, what would it look like? 如果将你大脑里所有的水分都吸干,然后按不同的营养成分进行分类,会是怎样呢? Mos

发表于:2019-01-17 / 阅读(93) / 评论(0) 分类 TED演讲教育篇

What do these five words have in common: hotdog, fireworks, well-being, waistline, sunset and ice cream? They could all describe a fun holiday celebration. For example: My holiday was wonderful! I went to a friends party and we laughed, ate and had a

发表于:2019-01-21 / 阅读(153) / 评论(0) 分类 2018年VOA慢速英语(十二)月

Science and Technology 科技 Clean water 清洁水源 Silver threads of life 生命的银丝带 A water filter that kills bacteria, rather than just removing them 新滤水器能够消灭细菌,而不单单是排除细菌 MORE than a billion peopl

发表于:2019-01-26 / 阅读(70) / 评论(0) 分类 经济学人科技系列

By Elizabeth Carlassare. Todays topic is compound interest. Albert Einstein is often quoted as having said something to the effect that compound interest is the greatest wonder of the universe. Its an urban legend, but it packs some punch! In todays

发表于:2019-01-30 / 阅读(140) / 评论(0) 分类 货币英语

Short-Term Solutions 短期的 Want to decrease your chances of snoring tonight ? Then implement some or all of these strategies every night. 想要降低今晚打呼的几率?然后每天晚上完成这些策略的部分或全部。 1. Use a humid

发表于:2019-02-06 / 阅读(151) / 评论(0) 分类 实用英语

Researchers in Sydney are leading a new international effort to make desalination more environmentally friendly. Current techniques tend to use excessive amounts of energy or are heavily reliant on chemicals. The University of Technology in Sydney is

发表于:2019-02-06 / 阅读(102) / 评论(0) 分类 英语新闻

Before I talk about that, 谈到这之前 I've written down at the bottom there 我在底下标出了 the slope of this curve, this straight line. 这条曲线的斜率,即这条直线 It's three-quarters, roughly, 大约为3比4 which is less than

发表于:2019-02-13 / 阅读(109) / 评论(0) 分类 TED演讲教育篇

When, in 1960, still a student, 1960年我还是学生时, I got a traveling fellowship 拿到出国留学的奖学金, to study housing in North America. 研究北美的住宅建筑。 We traveled the country. 我们游遍美国, We saw public

发表于:2019-02-13 / 阅读(60) / 评论(0) 分类 TED演讲教育篇

When you're out to eat, ordering a vegetable soup is a way healthier move than reaching into the bread basket. But it's not just about the calories you'll save. Hot liquids can also help you feel more full, so you'll actually eat less by the time you

发表于:2019-02-17 / 阅读(72) / 评论(0) 分类 阅读空间

ISLAMABAD, Feb. 25 (Xinhua) -- The living compound of the former al-Qaida chief Osama bin Laden in Pakistan's northwest city of Abbottabad is being demolished, said one local media report. Local Urdu TV channel Express said that the front part of bin

发表于:2019-02-18 / 阅读(94) / 评论(0) 分类 英语新闻

Deep-sea exploration 深海探索 The age of Aquarius 1 宝瓶时代1 Inner space is almost as hard to explore as outer space 探太空难,察深海亦不易 Have you seen Camerons latest? 卡梅隆的新作你看了吗? JAMES CAMERON knows how t

发表于:2019-02-18 / 阅读(53) / 评论(0) 分类 经济学人综合

Science and technology 科学技术 Microbiomics 微生物组学 A virus shield 病毒防护 Viruses help keep people disease-free 病毒能够帮助人类免遭疾病 THE story of the microbiomethe community of tiny organisms that coexist symbiotica

发表于:2019-02-24 / 阅读(110) / 评论(0) 分类 经济学人科技系列

IF CALIFORNIA were not already so famous for Silicon Valley and Hollywood, it might be renowned for the cluster of water-technology firms in its San Diego County. The reverse-osmosis (RO) spiral module, the trick that underpins turning sea- and waste

发表于:2019-03-09 / 阅读(208) / 评论(0) 分类 经济学人综合
学英语单词
Alteidet
amended subject
as wide as the poles asunder
berlichingen
bertola
binapacryl
blameworthy
block mining
Borgian
budworm
business processing
cassate
Chelopistes
chippered
Christianso
circular cutting
compagnonnages
computer-assisted teaching
control word statement
coroplast
crosslet
declivate
degassings
dentour
DLP TV
DNA amplification in vitro
donatis
double esker
double strength glass
duller
duty-paid
ellul
end chip
endocraniums
estimate in
eventer
fightingly
fix in
gnidilatin
Gobemicina
gutter inlet
hainings
hard automation
historical research
hypnotic dance
interauricular node
intermediate schools
jasmonate
juice pump
Lebedinyy
loadas
loose shoulder
MARKET AND COMPETITION
Marumba, Mt.
McIntosh test
meteorologic teleprinter network
method of building ship in sections
mistice
mortise joints
multi-grid method
Myodigin
Myvyrian
Na contamination of (the) water
non-nucleoside reverse transcriptase inhibitors
non-relateds
nonstorage display
optical response
outs-of-dateness
oversea broadcasting
parainfluenzavirus
perceptually handicapped
pharayngism
Pingyaung
plastic pressing
Portneuf
posterior crus
principal civil legal act
prosternal grooves
rathenan-suter sodium process
refried
Rhodosporae
rubber alloy
schizophrenic psychosis
share the responsibility
shreddings
silicon strip
Sonneratia paracaseolaris
spice poultice
spotweld-bonding
spring alloy
STABEX fund
stability against derailment
staple bolt
subalkaline rocks
superimposed point sources
symbol use table
thorn letter
threshold amplifier
tipped cigar
tool preseting measuring instrument
trunks of branchial plexus
vanitizing