6-胺-2-萘磺酸

One of the leading researchers in the field of protein folding is David Baker of the University of Washington, in Seattle. 西雅图华盛顿大学的David Baker是蛋白质折叠领域研究者的领军人物之一。 For the past 20 years he and hi

发表于:2018-12-05 / 阅读(58) / 评论(0) 分类 经济学人科技系列

Acid Rain 酸雨 Damage from acid rain is widespread - not just in eastern North America, but throughout Europe, Japan, China, and Southeast Asia. Is the rain that's falling on your umbrella acidic? A listener's question -- on today's Earth and Sky. J

发表于:2018-12-07 / 阅读(146) / 评论(0) 分类 (科普英语)Earth and Sky

Researchers Genetically Modify Corn to Increase Nutrition Researchers in the United States say they have discovered how to genetically engineer corn to produce a kind of amino acid usually found in meat. The result is a food with increased nutrition

发表于:2018-12-18 / 阅读(109) / 评论(0) 分类 2017年VOA慢速英语(十)月

How does acid deposition affect human health? We eat food, drink water, and breathe air that has come in contact with acid deposition. Canadian and U.S. studies indicate that there is a link between t

发表于:2019-01-02 / 阅读(180) / 评论(0) 分类 知性英语

Ameloblasts- cells which differentiate from ectoderm and secrete enamel during tooth development. Amino acids - building blocks of proteins containing a carboxyl group (COOH) and an amino group(NH2) b

发表于:2019-01-03 / 阅读(55) / 评论(0) 分类 医务英语

By Birungi Machrine Kampala 26 November 2007 Attacks using acid are becoming more frequent in Uganda. Up to 2003, there were only 145 recorded attacks, but over the last three years, there have already been 87. Survivors often suffer from severe emot

发表于:2019-01-16 / 阅读(110) / 评论(0) 分类 VOA常速英语2007年(十一月)
学英语单词
alamodeness
antecedent intent
anti-fatigue (agent)
assumed to be
at fever heat
babbacombe b.
battening wedge
bedwarfing
Best disease
brachydactylic
broadcast conference
candidato
careerwise
Chrysosplenium lixianense
club-swinging
component system
conquer the field
corpuscular nature of light
cybermarket
de-worming
Duddell
electric cautery
electronic installation
endophragmia fimbristylidis
ergothioneine
estergum
false ice foot
fatless
fine silk net
fire escape stair
first-order language
forced development
G drift
Gegechkori
glycerin-alpha-monostearate
gnus
gunowners
hesperis matronaliss
high-speed machine tool
historical documents
ibm-supplied compatibility font
ideological line
infiniverse
International Freight Forwarders Liability Insurance
isbell
keenness
Kerbau, Tg.
KHDS
kota baru
Kuliansu
laze about
library block
liquidambar formosana slice
long date
Lords Commissioners of the Great Seal
lvr
lysinogenesis
marine geophysical survey
Meliti
microphysiological
microsyn
multiple-die press
multiple-scale
Nazimābād
nonattended substation
normal dispersion
North Cowton
obsessive behavior
optimuss
ortho-oxybenzoic acid
paddle-wheel box
palatopterygoid cartilage
pentonates
pivoting station
plush copper ore
Psychopsis papilio
Pucciniastrum
pulls back
random variation in capacitance
renumerates
Rota, Vol.
rufinosporin
ruination
Salelologa
scriptaid
Shults Peninsula
stacked
stair-step moss
stalk moving device
subtalar(subastragalar)joint
suction opper dredge
synovianalysis
the awkward gang
The dog that fetches will carry.
uk reg
under name
unmodernized
Urolisa
wave data
weak base anion exchanger
workyday
Yellow-Footed