[医] 达雷斯萨拉姆[沙门氏]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(79) / 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(157) / 评论(0) 分类 Scientific American(十)月

For the first time ever, the city of Dar es Salaam in Tanzania has hosted a Chinese Film Week. Many locals were treated to popular Chinese movies, and to make sure nothing got lost in translation -- some of the movies had English subtitles while othe

发表于:2019-01-05 / 阅读(94) / 评论(0) 分类 cctv9英语新闻2017年

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(104) / 评论(0) 分类 Scientific American(四)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(69) / 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(185) / 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(127) / 评论(0) 分类 2006年VOA标准英语(十二月)

By Meredith Buel Washington 27 April 2006 President Bush President Bush has issued an executive order freezing the economic assets of people connected to the continuing armed conflict in Sudan's Darfu

发表于:2019-01-13 / 阅读(156) / 评论(0) 分类 2006年VOA标准英语(四月)

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(132) / 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(73) / 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(186) / 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(117) / 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(209) / 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(85) / 评论(0) 分类 英语新闻

By Al Pessin Kansas 18 December 2006 Army training troops who will serve as advisers to the Iraqis are seen in Fort Riley, Kansas, 28 Oct 2006 In the raging debate over the future of U.S. policy toward Iraq, there is one point on which all sides see

发表于:2019-02-12 / 阅读(182) / 评论(0) 分类 2006年VOA标准英语(十二月)

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(107) / 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(87) / 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(83) / 评论(0) 分类 英语新闻

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(142) / 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(133) / 评论(0) 分类 TED演讲教育篇
学英语单词
adolescent pathology
alka
alphabetical
Ammersbek
analyzer
anemometers
angioautotomography
arbitration timing
autofisher
b.n.f.jet test
Bembridae
boom microphone
bubble tea
buyup
Callichthyidae
capronor
charity bazar
Cimabue, Giovanni
clod eliminator
compatibility of constraint
concrete roof
conjunctival veinss
cramoisies
deferred experimental and research expenses
dendroecologist
dozens of
Drabeši
drip-sheet
drugresistance
dynamic temperature difference
Echinops tricholepis
enolphosphopyruvic acid
equitable claims and defences
EVHM (ex-vessel handling machine)
failure-to-start
fastener of dead-line
feedforward compensation
First-Time Homebuyer
fontware
foreign community
frequency modulation characteristic
fullartons
general arrangement plan
Glesborg
grass building machinery
halloo
hereditary plasticity
high lubrication polyoxymethylene
horizontal centrifugal pump
Hughes, Howard(Robard)
hyperiids
IDWS
immunologic surveillance hypothesis
insurance-oriented
inter-phase coupling
ionization efficiency
keen on
Kyohang-ni
lactomucin
laser heterodyne spectrometer (lhs)
lazy leucocyte syndrome
maoyancaosu
mathematical instruments
maximum welding power
mirror-nearer merger
moulding sand composition
neophyte
noncultivation
nonmerculic fungicide
not know enough to go in when it rains
nunnely
out-prize
palaeophytology
phenomenalizing
pituitary portal system
quadrangulated
radar track position
recapitulator
red harring
red lead putty
rtta
serial radiographic apparatus
Serrucho, Cerro
shoe repairs
shown her teeth
sporadick
stanniol steel bimetal sheet
studial
sulphamoylated
taeniid
tapping table
tear ... away
telegrid
the prime meridian
tightly wound arm
upflow contact clarifier
us landing
white globe lily
woodwind
young's fringe
ysprong
zooplastic graft