肠线虫, 肠腺虫

44 用来控制有害树种的昆虫 DATE=6-1-01 TITLE=ENVIRONMENT REPORT - Insects to Control Harmful Trees BYLINE=George Grow (Start at 1'01

发表于:2018-12-07 / 阅读(131) / 评论(0) 分类 文化聚焦

Transportation authorities in Europe are opening up more airspace to commercial airline flights despite some ongoing concern about the cloud of volcanic ash that has been lingering over the continent for days. The flights will be restricted to so-cal

发表于:2018-12-17 / 阅读(204) / 评论(0) 分类 2010年NPR美国国家公共电台4月

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. If you paid attention during high school biology, you probably remember that girls are born with all the eggs theyll ever have, whereas guys are churning

发表于:2018-12-24 / 阅读(139) / 评论(0) 分类 Scientific American(十一)月

Your nose may be the first place you think of as a source of mucus. But mucus is a major player in your gut, too. There's antimicrobial peptides and proteins that are present in there. Bacteria live in there and forage on the carbohydrates. And it's

发表于:2018-12-24 / 阅读(154) / 评论(0) 分类 2016年Scientific American(十一)月

Dr. Anthony Fauci doesn't get too excited about the results of animal studies, and he doesn't make house calls. 对于动物研究的结果,安东尼弗契博士并不是那么激动,他也从不上门亲访。 But when a drug already taken by th

发表于:2019-01-03 / 阅读(195) / 评论(0) 分类 实用英语

In so doing, I reached a frontier of biology so strange, so rich, 通过这样的方式,我来到一个非常古怪却又非常丰富的生物学领域, that it seemed as though it exists on another planet. 简直就像降临到别的星球一样。

发表于:2019-01-03 / 阅读(168) / 评论(0) 分类 TED演讲科学篇

This is Scientific Americans' 60-Second Science. Im Cynthia Graber. Thisll just take a minute. When is an ant like a piece of fruit? When its infected by a parasite. Researchers affiliated with the Smithsonian Tropical Research Institute discovered t

发表于:2019-01-08 / 阅读(162) / 评论(0) 分类 Scientific American(二)月

阿米巴[性]肝脓肿, amebic liver abscess Ehlers-Danlos综合征, Ehlers-Danlos syndrome 嗳气, belch 凹陷性病变, excavated lesion, depressed lesion Oddi括约肌成形术, plastic repair of Oddi sphincter Oddi括约肌切开

发表于:2019-01-08 / 阅读(246) / 评论(0) 分类 医学英语

A new study provides some of the best evidence to date that breast-feeding can make children smarter, an international team of researchers said on Monday. Children whose mothers breast-fed them longer and did not mix in baby formula scored higher on

发表于:2019-01-09 / 阅读(159) / 评论(0) 分类 阅读空间

HealthReport-GutBacteria:WeAreWhatWeEat This is the VOA Special English Health Report. The human digestive system is full of bacteria -- mostly good bacteria. These organisms help break down food so the body can use the nutrients. Scientists are expl

发表于:2019-01-12 / 阅读(213) / 评论(0) 分类 2011年VOA慢速英语(九)月

Cocoa Foundation Selects Researchers for US Study The scientists are from Costa Rica, Ghana, Vietnam, the Philippines and three from Cote dIvoire, the worlds largest producer of cocoa beans. While in the United States, theyll work with a mentor at re

发表于:2019-01-14 / 阅读(146) / 评论(0) 分类 VOA标准英语2012年(十二月)

DEVELOPMENT REPORT - Studies Say New Rotavirus Vaccines Are Safe and EffectiveBy Jill Moss Broadcast: Monday, January 16, 2006 I'm Steve Ember with the VOA Special English Development Report. Studies

发表于:2019-01-16 / 阅读(184) / 评论(0) 分类 2006年慢速英语(一)月

Celiac disease is an inherited disease, 乳糜泻是遗传性疾病, in which eating foods with gluten leads to inflammation and damage of the lining of the small intestine. 患者在进食麩质食物时,会出现发炎,并损害小肠绒毛。

发表于:2019-01-17 / 阅读(156) / 评论(0) 分类 TED演讲教育篇

At the same time, methanogens can use hydrogen and carbon dioxide produced by other bacteria to generate methane, 同时,产甲烷菌可以使用其他细菌产出的氢和二氧化碳以生成甲烷, which can reduce the total volume of gas by u

发表于:2019-01-17 / 阅读(195) / 评论(0) 分类 TED演讲教育篇

DEVELOPMENT REPORT - How Do Vaccines Reach the Developing World?By Jill Moss Broadcast: Monday, March 06, 2006 I'm Steve Ember with the VOA Special English Development Report. Guatamalan baby infected

发表于:2019-01-30 / 阅读(138) / 评论(0) 分类 2006年慢速英语(三)月

Chronic pain can be a debilitating condition. It can consume a person, leaving him or her incapacitated and unable to perform basic daily tasks. Prescriptions for pain medication have climbed 300 percent in the past decade. This has led to increased

发表于:2019-02-01 / 阅读(224) / 评论(0) 分类 趣味英语

The World Health Organization (WHO) warns against the indiscriminate(任意的无差别的) use of potassium iodide as a precaution against nuclear radiation. WHO is issuing this advisory following reports of people in Japan and elsewhere who are usi

发表于:2019-02-06 / 阅读(325) / 评论(0) 分类 英语新闻

THE HAGUE, June 1(Xinhua) -- Five people in the Netherlands have been sickened with an unusual strain of the E. coli bacteria, the institute for public health (RIVM) reported Wednesday. Of the five patients, four also suffered from intestinal problem

发表于:2019-02-14 / 阅读(205) / 评论(0) 分类 英语新闻

COPENHAGEN, June 7 (Xinhua) -- The outbreak of infections caused by E. coli bacteria may be over in Denmark as no new cases have been reported here since Friday. According to Denmark's National Serum Institute (NSI), there are 18 confirmed cases of s

发表于:2019-02-18 / 阅读(157) / 评论(0) 分类 英语新闻

你认为最好的遗产是什么呢?是金钱还是房产?看了本文你就会这个问题有进一步的理解。As a young man, Al was a skilled artist, a potter. He had a wife and two fine sons. One night, his oldest son developed a severe s

发表于:2019-02-21 / 阅读(188) / 评论(0) 分类 英语美文
学英语单词
2-methyl-1-phenoxy-propane
Abraham-men
absitomen
Acetofil
acoustic velocity logging
adjustment of itself
Al-Mukalla
arithmetic quotient
armoring tape
at a word
audio frequency millivoltmeter
autor-
be distributed
beautician
behavioral-observation scale(bos)
billingsgate language
board of cooperative education services
brachiolejeunea innovata steph.
bring something off
Brocken bow
clock relay
conduit box
continuous norm
cross-path loss
current programme
dacron woven graft
data pipe
dawlish
DC wiring
delphinium tongolense franch.
Deoha
digitaliformis
dock returns
elastomer friction plate
electro-hydraulic winch
eotic animal
facked
foliophage
galliet
Grawitz's tumors of kidney
h(a)ematometra
hollow stem valves
I'm out of gas
imipenem
inland plain
internal burning
invigorating qi for relieving desertion
La Gloria, B.
lead selenide detector
light concrete wall panel
Longestrol
mainwheel leg
margo anterior
mukumbi
neoniphon sammara
nominal wage
optocoel
out of the frame
outrance
parasynthetic
perpetual snow
plagiarises
porphyra tenera kjellm
potheads
pressed down
pyrotechnic composition for signaling
q-ships
quittors
RDTE
relactation
religious naturalists
rerented
reservoir earthquake
rimland theory
Saccharomyces sake
sailrife
shore cure
shuhai
skift
slippage resistance
SSME
star-connected motor
stenographists
storage data bus-out
strumiprival
subsystem approach
sulphurize
tax-dodgings
tensor sum
theorem of euler
towing anchor at short stay
trading estates
turkish monetary units
Tutcheria pingpienensis
underteachers
unmanacling
Vessel of Displacement
web claw
web hosting web
whisk off
wnet
you will see