[建] 紫色杆菌

Bacterium Targets Untreated HIV-Positive People Researchers are warning of an emerging form of intestinal disease in sub-Saharan Africa. Its targeting mostly HIV-infected people, who are not on treatment. The disease kills up to 45 percent of those i

发表于:2018-12-08 / 阅读(163) / 评论(0) 分类 VOA标准英语2012年(九月)

Summer In America: Best Places to Go Welcome to American Mosaic from VOA Learning English. Im Kelly Jean Kelly. On the show today, we play more hit summer songs. We also learn about the best places in America to visit during the summer. But first, we

发表于:2018-12-16 / 阅读(148) / 评论(0) 分类 2013年VOA慢速英语(七)月

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(263) / 评论(0) 分类 Scientific American(十)月

92 注意街头食品的卫生 DEVELOPMENT REPORT September 10, 2001: Street Food SafetyBy George Grow (Start at 1'01

发表于:2019-01-02 / 阅读(164) / 评论(0) 分类 科技之光

By Mario Ritter Broadcast: October 28, 2003 This is Steve Ember with the VOA Special English Agriculture Report. Farmers have long put animal waste on their fields. They may also use human waste. Mode

发表于:2019-01-02 / 阅读(229) / 评论(0) 分类 VOA2003(下)-农业与经济

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This'll just take a minute. If you want to shell a walnut, it helps to have a nutcracker. And if you want to digest seaweed, it helps to have the right enzymes. Now, a study in the jo

发表于:2019-01-08 / 阅读(205) / 评论(0) 分类 Scientific American(四)月

The US House is expected to vote this hour on whether to extend expiring tax cuts for everyone, including the wealthy. NPR's Andrea Seabrook reports the issue's been generating heated debate. Democrats say they want to keep lower tax rates from middl

发表于:2019-01-08 / 阅读(207) / 评论(0) 分类 2010年NPR美国国家公共电台12月

Experts: Let Produce Dry Out to Avoid Bacteria American researchers say farmers should wait one day after a rain storm or watering their fields to harvest fresh fruits and vegetables. They say gathering the crops at least 24 hours after rainfall incr

发表于:2019-01-12 / 阅读(304) / 评论(0) 分类 2015年VOA慢速英语(七)月

Business this week 一周商业要闻 Britain's recovery gathered pace. 英国经济加快复苏脚步。 Industrial output grew by 1.2% year on year, the fastest rate since January 2011, with manufacturing up by 2%. 工业产出与去年同期相比增

发表于:2019-01-26 / 阅读(237) / 评论(0) 分类 经济学人要闻

AGRICULTURE REPORT - Going Biotech on the Farm: Second of Two PartsBy Mario Ritter Broadcast: Tuesday, May 02, 2006 I'm Steve Ember with the VOA Special English Agriculture Report. Farmers from a numb

发表于:2019-01-30 / 阅读(192) / 评论(0) 分类 2006年慢速英语(五)月

AGRICULTURE REPORT - Going Biotech: A Spanish Farmer Discusses His ExperienceBy Mario Ritter Broadcast: Tuesday, April 25, 2006 I'm Steve Ember with the VOA Special English Agriculture Report. The Bio

发表于:2019-01-30 / 阅读(266) / 评论(0) 分类 2006年慢速英语(四)月

Science and technology 科学技术 Nanotechnology 纳米技术 A fab result 生物工厂 A novel way of making computer memories, using bacteria 制造计算机存储器的新奇方法:使用细菌 FOR half a century, the essence of progress in th

发表于:2019-02-03 / 阅读(176) / 评论(0) 分类 经济学人科技系列

US scientists have stripped life back to its bare essentials creating a synthetic microbe with the absolute minimum genetic information needed to grow and reproduce. 美国科学家将生命的多余部分剔除,只留下最基本的要素,由此创

发表于:2019-02-05 / 阅读(175) / 评论(0) 分类 英语新闻

The $280 glasses, developed by a Berkeley firm, were discovered by accident, and allow sufferers to see colours which were previously muddled and muted. 这款由伯克利(Berkeley)公司开发的眼镜售价280美元,发明过程纯属偶然,能

发表于:2019-02-07 / 阅读(154) / 评论(0) 分类 阅读空间

Follow-up examinations of the mice in all these experiments looked at the strengths of connections between nerve cells within part of the brain called the ventral tegmental region. 在所有这些实验中,老鼠的后续检查是观察中脑腹侧被

发表于:2019-02-16 / 阅读(214) / 评论(0) 分类 经济学人科技系列

She found that, while the genetically engineered mice and the BTBR mice had, as expected, reduced levels of L. reuteri, 她发现,虽然经过基因编辑的老鼠和BTBR老鼠体内的罗伊氏乳杆菌果然有所减少, and those with bacteria

发表于:2019-02-16 / 阅读(165) / 评论(0) 分类 经济学人科技系列

WASHINGTON, Sept. 27 (Xinhua) -- At least 13 people had been killed amid 72 sickened in 18 states in listeria outbreak traced to Colorado cantaloupes, making it the most deadly U.S. outbreak of food-borne infection since 1998, the Centers for Disease

发表于:2019-02-18 / 阅读(229) / 评论(0) 分类 英语新闻

Science and technology. 科技。 Nanotechnology. 纳米技术。 A fab result. 生物工厂。 A novel way of making computer memories, using bacteria. 制造计算机存储器的新奇方法:使用细菌。 FOR half a century, the essence of prog

发表于:2019-02-19 / 阅读(165) / 评论(0) 分类 经济学人综合

18 The Bounding Main 第十八章 浩瀚的海洋 Imagine trying to live in a world dominated by dihydrogen oxide, 请你想像一下,你能不能生活在一个由一氧化二氢主宰的世界里。 a compound that has no taste or smell and is so

发表于:2019-02-25 / 阅读(225) / 评论(0) 分类 万物简史

These bacteria are not passive riders, these are incredibly important, they keep us alive. 这些细菌不是顺从的乘客,他们难以置信得重要,他们让我们活着。 They cover us in an invisible body armor that keeps environmental in

发表于:2019-03-04 / 阅读(217) / 评论(0) 分类 TED演讲教育篇
学英语单词
Acheans
air transport service division
aramiss
argyris
at the desk
boot password
bridgport operating system software
buckler mustard
calcium manganate
capitol buildings
cast on
cefracyline
chance of promotion
Christcentrism
clouds from volcanic eruptions
collinear crack
conidiogenetic
contranatural
countermeasure airborne infrared
dear friend
entrance examinations
equivalent noise input
error bounds
eurybaric
existential definable set
fare-stages
featherbrains
feed-back coupling
feiles
fogdens
geocarpy
Goodsoil
grounding plug
guggled
hue-modulated colour photographic sound track
hyperbradykininemia
imprivacy
insuring against
introduce disease
Invermay
Jerzmanowo
Kurnakov
lgth
likelihood analysis
linc
local-agency
loose material
luprops orientalis
made no difference to
major prophet
manganhedenbergite
mathematical inversion
mechanical caging
mendus
misreceiving
mobile stress
motive steam condenser
multisignal
nagorny-karabakh
no-leakage magnetic circuit
nonadulterated
nonisotropic materials
normed linear space
northpark
NOT-OR element
orhel
Orleanses
parametron logic circuit
Pennine Range
photoswitch
Poa dahurica
pump casing
quizzible
rabbit pox
rack driving
rack type core oven
radionuclide vesico-ureteral reflux test
recognized
recombinational repair
rostratest
Shamballa
silk screen paint
smuttiest
stellate ganglionectomy
sublevate
suleimaniyah
supernally
swinepipe
terminal system control units
thujyl
tool window
tree sloths
trione
tsarlike
upclimbs
us price
waste effluent
waste-heat power generation
winter-storm
zynsky