腐殖物质生理效应

糖尿病患者或见新希望?NMN蛋白质 A substance that the body makes naturally may be a key to rolling back Type 2 diabetes.Researchers used a substance to restore normal blood sugar metabolism in diabetic laboratorymice. Washington Universi

发表于:2018-12-16 / 阅读(50) / 评论(0) 分类 VOA标准英语2016年(七月)

Scientists Explore How Cannabis May Fight Psychosis British scientists have found how a substance in the cannabis plant acts in the brain to reduce abnormal activity in patients at risk of psychosis. Their findings suggest that the substance could be

发表于:2019-01-03 / 阅读(48) / 评论(0) 分类 2018年VOA慢速英语(九)月

Nowadays, it's less common to use placebos this way because of ethical concerns. 如今,通过安慰剂的这种方法已经不常见了,因为涉及到道德问题。 If it's possible to compare a new drug against an older version, 只要将新药

发表于:2019-01-17 / 阅读(25) / 评论(0) 分类 TED演讲教育篇

Natural Substance Reverses Diabetes in Mice Researchers used a substance, made naturally in the body, to reverse diabetes in mice, a finding which could be key to rolling back Type 2 diabetes. The enzyme, called NMN (nicotinamide mononucleotide), res

发表于:2019-01-19 / 阅读(36) / 评论(0) 分类 VOA标准英语2011年(十月)

81 一年轻妇女死于药品试验 DATE=8-11-01 TITLE=IN THE NEWS #493 - Testing of Drugs BYLINE=Nancy Steinbach (Start at 1'05

发表于:2019-01-30 / 阅读(54) / 评论(0) 分类 科技之光

As the 2010 FIFA World Cup Continues in South Africa, future football and other aspiring professional sports hopefuls train at a special facility at the University of Pretoria. New groups of promising future sports champions arrive throughout the yea

发表于:2019-02-12 / 阅读(43) / 评论(0) 分类 VOA标准英语2010年(七)月
学英语单词
adult form
all round computer centre
anemic murmur
angiodermatitis
anti-wastes
appropriate route
average net fixed assets
ball loading valve
batterdasher
baxandell
bdic
Brazen Hd.
cali
cell-stimulating
cesium dioxide
choilopoda disease
chron.
chukar partridges
cliff salt
complementary condition
corner pocket
cryptometer
dawly
deferentectomies
denormal operand
digital demodulation
distribution entry
distribution-free statistical method
double-count
Edman stepwise degradation
electromagnetic induction input
English disease
equilibrium response
euproctis varians
family Rosaceae
female epispadias
fetal version
full-throatedly
funded debenture interest
gas sealing mechanism
gelber
geranium stapfianum hand. mazz.
gets a clue
hentrincontane
hurria rhynchops
impulsive period
inclusion metallic
initial argument
inprocess
international notam office (nof)
jafaars
kleb
knieps
ladder chassis
Lawrence Radiation Laboratory Translator
lithium star
lithium vapour reduction
luxury liner
meander configuration
mentions
mewling
mincing knife
mixed-controlled reaction
monaxon spicule
montmartres
mud sunfish
one-child sterility
partial intestinal obstruction
PET scanning
placental site
polyderivatives
polyesthetic
Puccinia asaricola
putrid pyothorax
range rate accuracy
rectifier phase comparator
refueling instrumentation
register apir address
relevant range
resentless
resonant type instrument
roguish
row distance
shipping custom
silithiane
slip house
Spherophorous
starving
sulphide community
superpneumatic tyre
tail structures of sperm cells
territorial sea rights
three-fold
three-roll mill
truck-mounted power plant
unbelligerently
unit mahine
unrealistic
urinary retention
y-shaped valley