[医] 猪伤寒杆菌

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(297) / 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(443) / 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(345) / 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(346) / 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(338) / 评论(0) 分类 2010年NPR美国国家公共电台12月

Health Report - Designing an Alternative to Antibiotics This is the VOA Special English Health Report. In nineteen twenty-eight a British scientist made a chance observation. He noticed that some mold had grown in bacteria in a culture plate in his l

发表于:2019-01-12 / 阅读(272) / 评论(0) 分类 2012年VOA慢速英语(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(470) / 评论(0) 分类 2015年VOA慢速英语(七)月

By Jessica Berman Washington 24 December 2006 A new study by the World Health Organization has found drug-resistant tuberculosis in virtually all of the 79 countries the organization surveyed around the world, with particularly high levels in countr

发表于:2019-01-12 / 阅读(344) / 评论(0) 分类 2006年VOA标准英语(十二月)

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(396) / 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(311) / 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(396) / 评论(0) 分类 2006年慢速英语(四)月

By Jessica Berman Washington 04 October 2006 New research suggests that infectious diseases may run in families. Investigators say the discovery represents a major shift in the way scientists view human disease. Experts have always accepted that cer

发表于:2019-02-04 / 阅读(330) / 评论(0) 分类 2006年VOA标准英语(十月)

By David McAlary Washington 07 June 2006 Children collect water in Luanda, Angola Researchers in Bangladesh have tested a drug that cures cholera in most patients, showing that it is a useful new weap

发表于:2019-02-04 / 阅读(397) / 评论(0) 分类 2006年VOA标准英语(六月)

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(321) / 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(385) / 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(290) / 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(368) / 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(344) / 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(376) / 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(381) / 评论(0) 分类 TED演讲教育篇
学英语单词
'pon
accumbal
adapter(-tor)
aerated contact bed
afterimage
Air Driers
anechura crinitata
animal liberation
authoritativenesses
autonomous transactions
Ban Bung Sai
Bis-Chloro
blunderful
breezefly
Brewer's infarcts
brick machine
built-up jig
burnished metal
cartilages
central dispatching room
channel associated signalling
Chindit
chlorothio
coarse cruching
combination of outdoor pipelines
contrary
cshaft
cushion beam-depth ratio
database object
dead bird
degradation of polymer
degreasings
deterministic zero-sided Lindenmayer system
diane keaton
ear-likest
echolalias
Ekuku
enlightening
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flame boring
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half discharge effect
hemo manometer
ice melting capacity
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is nothing short of
isoln.
Jaguaretama
lavalas
lev davidovich bronsteins
Loukes
Luderitz
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medium-rises
megamouth shark
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mesophora conspersa
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mogel
moment table
monoao
motorized(pneumatic) 3-way valve
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news cast
non-linear partial differential equation
nonnegativity conditions
optical communication channel
optoisolated
outsquawking
overlap reservoir capacity
pentafluoroguanidine
pipchin
Pointe-Noire, B.de
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quinquamycin
random access processing file
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snuff out
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unattributively
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Yefremov