双歧桿菌属

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(187) / 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(299) / 评论(0) 分类 Scientific American(十)月

The videos on Love Stories TV website have drama, romance, and beautiful clothes mixed with costly settings and highly technical camera shots. Is it Hollywood or is it real life? Sometimes the line seems to disappear. Love Stories TV shows videos of

发表于:2019-01-03 / 阅读(209) / 评论(0) 分类 2018年VOA慢速英语(四)月

I might have been a singer Who sailed around the world A gambler who wins millions And spent it all on girls I might have been a poet Who walked upon the moon A scientist who would tell the world I discovered something new I might have loved a king

发表于:2019-01-05 / 阅读(209) / 评论(0) 分类 美国乡村音乐

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(244) / 评论(0) 分类 Scientific American(四)月

By Phuong Tran Dakar 16 March 2007 In some African countries when a woman's husband dies, it is common for her to marry one of his brothers. For many families, this ensures someone will take care of the widow and her children, and that she remains p

发表于:2019-01-08 / 阅读(264) / 评论(0) 分类 2007年VOA标准英语(三月)

Dido,一个前途无量的女孩, 正在用她的才华征服着全世界的歌迷。 国乐坛史上最畅销女歌手,两张专辑全球销售破2200万张 2003年九月《漂泊的心Life For Rent》全球狂卖850万张,在22国拿下冠军,英国七白金成为年度销售冠军专辑。1999年首张专辑《无天使No Angel》目前

发表于:2019-01-09 / 阅读(252) / 评论(0) 分类 音乐咖啡厅

他们常说,漂泊的人会在Dido的歌声中重获温暖。很佩服这样的歌手,触景生情会想起,即使已是五年。 Quiet Times- Dido You ask me where I go tonight I go back to today last year. Me and you had to make each other happier, now there's hope with everything. I

发表于:2019-01-09 / 阅读(345) / 评论(0) 分类 音乐咖啡厅

英文歌词: Two weeks away It feels like the whole world shouldve changed But Im home now And things still look the same I think Ill leave it to tomorrow till unpack Try to forget for one more night That Im back in my flat on the road Where the cars n

发表于:2019-01-10 / 阅读(278) / 评论(0) 分类 音乐咖啡厅

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(345) / 评论(0) 分类 2015年VOA慢速英语(七)月

Kurt Vonnegut The Summer had died peacefully in its sleep, and Autumn, as soft-spoken executrix, was locking life up safely until Spring came to claim it. At one with this sad, sweet allegory outside the kitchen window of her small home was Ellen Bow

发表于:2019-01-23 / 阅读(271) / 评论(0) 分类 英文短篇小说

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(277) / 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(225) / 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(292) / 评论(0) 分类 2006年慢速英语(四)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(222) / 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(256) / 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(195) / 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(262) / 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(265) / 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(258) / 评论(0) 分类 TED演讲教育篇
学英语单词
acquired astigmatism
actual costing
after-cut
Algidon
astable
bad grade goods
Bardawīl, Sabkhat al
Barmacide feast
blow up
booby hatches
bragg williams approximation
CA72-4
caesium
click motion
cocoricoes
configuration interactionCI
coolant supply system
creatrix
curtail dogs
cutshall
day year month
dehydrocroomine
Dingolfing
DP system
drill bush
Drummond, Loch
duglas
egg-roll
eighteen wheeler
electrical caging
eleocha ris dulcis (burm. f.) trin. ex henschel
entomophile
family proteaceaes
fibromyxochondroma
follower plate
formal elements
fresh water aquiculture
gallium(i) selenide
gealing
get a ride
go-around
hair horny layer
hear of something
himalayan rhubarbs
hot cathode direct current sputtering
hydrotherm figure
ice making capacity
intertumoral
Jones's position
klimp
lepiota vittadini
linear constant
lock sheet
LSC
mandatory subject
Melia Azadirachta
millibar (mb)
nitrum flammans
nonstructural regression relation ship
open tee joint
Orbignya phalerata
peak particle displacement
persicaria barbata gracilis
polypodium formosanum bak.
Popodara
prytania
pseudomathematics
pulse phase modulation (ppm)
raise a family
ramoneur
random fatigue
rdbm
red copper ore
refuce
resect-
return to zero method
science of military campaign
scintillating phosphor
selective displacement
self-feed silage rack
shaded pole type
shift lever lock
shottle
social geometry
splachnum vasculosum l.
stroboscopic method
structural ring
superoleophobic
sync-stretching
Telescriptor
the water of life
thermodesorbable
thrower belt
trickle-down government
type of input
ungeneralizable
unrivaled
visibility graph
water conservancy computation
water soluble nutrients
whadya
xanthiochromatic