鞘氨醇杆菌

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(121) / 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(201) / 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(126) / 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(154) / 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(171) / 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(249) / 评论(0) 分类 2015年VOA慢速英语(七)月

U.S. President Barack Obama travels Friday to Trinidad and Tobago to attend the fifth Summit of the Americas, a gathering of all hemispheric leaders minus Cuba. U.S. officials say the summit is an opportunity to forge a regional response to the glob

发表于:2019-01-13 / 阅读(180) / 评论(0) 分类 VOA标准英语2009年(四月)

'Slum Film Festival' Showcases Urban Stories The festival is a community-based event, featuring films by and about people living in urban slums, screened in the open air. The event allows filmmakers to show their work to residents of the areas where

发表于:2019-01-13 / 阅读(145) / 评论(0) 分类 VOA标准英语2012年(八月)

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(184) / 评论(0) 分类 经济学人要闻

This past Friday night, I was settling in for the evening, when my youngest son said, Mum, can we go to the family bingo night at school? I groaned inside, not wanting to go anywhere. I had received an automated voice message from the school a few da

发表于:2019-01-28 / 阅读(120) / 评论(0) 分类 英语博客 A cup of English

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(117) / 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(229) / 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(136) / 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(131) / 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(172) / 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(124) / 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(153) / 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(131) / 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(181) / 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(175) / 评论(0) 分类 TED演讲教育篇
学英语单词
admissory
adverse report
air-gap induction
al aridah
amputation inferscapulothoracic
annular finned space radiator
apex capitis fibulae
axial acceleation
barium hydride
bassooning
belyankite (creedite)
blending agents
bomb blanket
bottom end of stroke
ccsf
cement and sand cushion
chain depolymerization
chairman of the board of director
chemical-resisting
choloplethic method
closed-cycle otec system
collision loss
common-channel
competition-oriented
confirmity
crude moment
deterger
diving brake
endopterygote
engine electronic control
Euler, leonhard
exeunted
faraco
Fergusons G.
flexible endscope
foamed polyethylene
forhold
glue-size
grassroots press
gravity inversion method
ground-referenced navigation data
gust speed
gyroscope level
have good sport
helix printer
Ilex tenuis
industrial welfare
ionite
ionospheric cloud
John d'Or Prairie
kantors
kissing gourami
Koulouguidi
laminated iron core
length of car body
linear PCM
Magnier
mapping table
maternal physiology in pregnancy
microseond
Morchella angusticeps
movement intensity
natively
nerts
normalized power spectral density
objective information
origin of muscle
overrush
paper-and-cotton insulated cable
pathophysiology of parasitic infection
phasianids
plantago majors
precentral
prevention of collision
Purgatoire R.
pyrojapaconitine
rawi
rebins
reddles
reputatively
revelles
ridgebone
Sedapain
Severnyy Yekaterininskiy Kanal
short-bodied
skin buckle
stibines
subventraltubercle
Swinnerton, Frank Arthur
taiwan mobile
thermal cycle efficiency
thiamine pyrophosphate
tichenor
to be fond of
trabajar
transmission medium requirements
unhamper
visceromotor columns
vortex interference effect
wash-stand
with a whole skin