[医] 脲基羧酸

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(111) / 评论(0) 分类 VOA常速英语2007年(十一月)
学英语单词
a case of
add-on boards
affordments
agitation equipment
airborne pollutants
Amlwch
apostolic constitution
Arenas, Pta.
arvigo
avolation
azimuth change pulse
ballast fork
banner screen
be good news
binary-to-octal converter
bradenhead
broadcasting engineering
buffalo gourd
cascade cooler
cham shell grab
China hands
coal transporting tunnel
coincidence-anticoincidence analyzer
come of scot free
counterordering
cross-band transponder
defrag, defragment
distribution program
doe
dynamic design of machinery
encyprate
escuages
fallacious deferred charges
forbidden transition
genus Palaemon
graviditas tuboabdominalis
Gurewitsch radiation
hallucinogen
handwritten numeral recognition
hemorrhoea
Hewish
high-output gas generator
hydrophobia
hyndmen
infection of umbilicus
internal slope impedance
iwanami
joong
karst plain
ljungman
magnetic bubble materials
manservants
maximal allowance dose
mediumslateblue
micromagnetics
minority cabinet
moldable
neolocal residence
non-entres
non-leakage factor
organ-pipe cactus
overheated steel
packet communication function
paramilitaries
penicillin sodium
pentachoron
physocephala limbipennis
piccolotti
pipet support
prevacation
procedure code
proportion valve
religieuse
rhyparus peninsularis
riptortus pedestris
rundfunks
Saint Martin's Day
scourings
sea board
short board
single-apertured
SORC
spot pass
sprocket wheels
stored products entomology
studio art
subject-control
supersonic diagnostic set
sweet-breathed
Taylor, Robert
teach pendant(portable control unit)
total exposure of the body
try-pot
two position key
ventilating-pressure
verification of accounts
vibronic spectrum
waste steam turbine
whalin
winterkilled
Yugorenok