[医] 外毒素杆菌

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(156) / 评论(0) 分类 VOA标准英语2012年(九月)

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(253) / 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(158) / 评论(0) 分类 科技之光

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(193) / 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(200) / 评论(0) 分类 2010年NPR美国国家公共电台12月

Human Waste Killing Caribbean Coral In the first documented case of a human pathogen infecting a marine species, U.S. scientists say a bacterium in untreated human sewage is killing coral along the Florida coast and in the Caribbean Sea. The finding

发表于:2019-01-11 / 阅读(150) / 评论(0) 分类 VOA标准英语2011年(八月)

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(295) / 评论(0) 分类 2015年VOA慢速英语(七)月

Hurricane Dolly made landfall just north of Brownsville, Texas as a Category Two storm with winds more than 160 kilometers per hour and heavy rains. Although Dolly passed over some oil and gas rigs in the Gulf of Mexico, the hurricane had minimal im

发表于:2019-01-13 / 阅读(150) / 评论(0) 分类 VOA标准英语2008年(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(225) / 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(181) / 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(260) / 评论(0) 分类 2006年慢速英语(四)月

By Scott Stearns white House 18 January 2007 The White House is dismissing reports of friction between Iraqi Prime Minister Nouri al-Maliki and U.S. President George Bush. VOA White House Correspondent Scott Stearns reports, the Bush administration

发表于:2019-01-31 / 阅读(174) / 评论(0) 分类 2007年VOA标准英语(一月)

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(168) / 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(162) / 评论(0) 分类 英语新闻

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(211) / 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(159) / 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(217) / 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(157) / 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(215) / 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(210) / 评论(0) 分类 TED演讲教育篇
学英语单词
Akalu
ambisyllabicity
analogue result
andnrographan
andraeanum
anti-staling agent
assumed density
at the forefront of
atmo-meter
ban-lon
bandar khomeyni
bayonet forceps
blearest
buccal fissure
Buchholtz protector
burnt-in sand
by election
cathouse
Cefradine/L-Arginine
Charcot Canyon
charging magazine
chesneys
Chronopost
classification of fire hazards
Clift.
Comtian
coneg
cytocochleogram
dandiprats
deformation polarizability
diagrammatic arrangement
dibutyl formamide
diluter-dispenser
Do you have a TV guide
edge bander
exhaust duct device
export insurance
Fargesia orbiculata
faunal component
FFD (functional flow diagram)
fimdi
finish nails
forearm pad
frightfest
fundamental period-parallelogram
independent repetition
intermolecular repulsion
intrinsic solubility
kloska
leaf-miners
letter stocks
leucocladus
lubricating material
luteinized unruptured follicle syndrome
lycopodium alkaloid
macropygia unchall
mean absolute deviations
mode bit vector
muricola psittaci
nevoid basal cell carcinoma syndrome
nitrifying bacterium
non-homogeneous pay
orthorhombic lavenite
overall air-fuel ratio
parliamentary ticket
penis femineus
percentaged
plumbage
program access key
Protea mellifera
pseudocercospora rhapisicola
q.t.
remote-operated vehicle (rov)
safeboxes
sample swatch
Santo Domingo, R.
sapphirina ovatolanceolata
semicircular conductor
sero-immunity
ship's heading marker
sleep-safe
sorted coal
spurrites
strychnine hydroiodate
sugar-coating
sulcus for radial nerve
supercession
supra-occipital crest
sweep delay circuit
t.r
tanker surplus
te reo
the primrose path
the spirit
too-bad
toppings
Trollius taihasenzanensis
undercrop
velours gros-grain
warrior-princess
wood fungus
yunkin