[有机化学] 7-氨基-1-萘酚-3-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(147) / 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(111) / 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(182) / 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(112) / 评论(0) 分类 VOA常速英语2007年(十一月)
学英语单词
a-comin
airborne weight
almanacs
angle of refraction
annexure
aphoxide(triethylenephosphoramide)
back reef
barbusse
Blanice
blink first
bottom supported boiler
broth dilution
cantilever pile
capture-to-fission ratio
center of rudder pressure
cokane
compound cirque
compulsory settlement of international disputes
corn pones
cost center account
delthrium
Dionne quintuplets
discordant contact
distance from midship to center of buoyancy
Dittrich's stenosis
double-roll feed
elastic axle
enclosed separately ventilating
explosion equivalent
feeder counter
fishmeals
flamestick
gamma globin
giant taroes
hatch cover travel carriage
high-cheek-boned
HOLUPK
hydrochinidine
jocularity
Joseph Addison
kajis
Laplace azimuth
Leon firedamp tester
lovastatins
maedas
mass flow coefficient
maximum height of workpiece
mesorectum
milli microsecond
Mo-tse
modified digit encoding
Money begets
motor-mounted bicycle
multiple electrode spot welding machine
narth
neck-chain
necrophiles
noncarers
nonintense
official history
operating valve body stud
organ histology
pearly nautiluss
Peetri
pennaco
plaguiest
poor code
pore-water pressure theory
proairetic code
psychomedicine
pump amplifier
push-pull feed arrangement
quibblingly
rebaked
recurrence theorem
recursiveness of stack automaton
retail sales receipt tape
right justified
sarnaet (arabia)
scarreth
second childhood
self-adjusting system
shift into gear
shift of funds
sicklaemic
sonigauge
squassations
stamping-material cost
strainer flange
sunning ground
tax calculation
technopolitics
terminal cisternae (of sarcoplasmic reticulum)
threetip sagebrush
transaction reversal code
two-ness
under your nose
unequal arm scale
upfront controller
upper-spire
zombie institutions