激素水平

Experts predict a global epidemic of Alzheimer's disease as the world's population ages. Their focus is now on a fat hormone that may indicate who is more likely to get Alzheimer's or other forms of dementia. By 2050, the number of people with Alzhei

发表于:2018-11-29 / 阅读(147) / 评论(0) 分类 VOA标准英语2009年(十二月)

By Nancy Steinbach HEALTH REPORT -May 8, 2002: Hormone Replacement Questioned This is the VOA Special English Health Report. An international team of health experts says there is no scientific evidenc

发表于:2018-12-07 / 阅读(77) / 评论(0) 分类 健康与环境

Broadcast: June 11, 2003 By Nancy Steinbach This is the VOA Special English Health Report. New research has found another danger of hormone replacement therapy1. The therapy studied involved the hormo

发表于:2018-12-07 / 阅读(121) / 评论(0) 分类 VOA2003(上)-国际经纬

By David McAlary A new U.S. study highlights more negative health effects women might suffer if they take hormone supplements to combat the symptoms of aging. We know that taking the female hormones e

发表于:2018-12-08 / 阅读(111) / 评论(0) 分类 VOA2004(下)--健康科技

(WA) Did you ever wonder why it is that most people are programmed to sleep at night instead of during the day? If there's something about the cycle of light and dark that's telling us when to sleep, then shouldn't the sleep cycle of a blind person

发表于:2018-12-30 / 阅读(72) / 评论(0) 分类 托福听力短文

By Melinda Smith Washington 24 April 2007 One of the largest groups of milk producers in the United States has set an August first deadline for its members to stop treating their cows with a growth hormone, or pay more to get their milk to market. Th

发表于:2019-01-06 / 阅读(166) / 评论(0) 分类 2007年VOA标准英语(四月)

This is Scientific American's 60-Second Science. I am Steve Mirsky.Got a minute? Talk about your vicious cycles. A new study finds that belly fat could be making you hungrier. Which would lead to more belly fat. The research was performed at the Univ

发表于:2019-01-08 / 阅读(130) / 评论(0) 分类 Scientific American(四)月

Leptin is a hormone made by fat cells that tells you when you're full. If you didn't have leptin---and some people don't---youd eat way too much, get real fat and almost certainly develop diabetes. Leptin acts like a natural appetite suppressant. Kid

发表于:2019-01-08 / 阅读(149) / 评论(0) 分类 Scientific American(六)月

HEALTH REPORT-July 24, 2002: Hormone Replacement Therapy Study Halted By Nancy Steinbach This is the VOA Special English Health Report. American government researchers have halted a national women’s

发表于:2019-01-09 / 阅读(144) / 评论(0) 分类 健康与环境

HEALTH REPORT - Hormone Replacement Therapy Linked to Blood Clots By Cynthia Kirk Broadcast: Wednesday, October 13, 2004 This is Gwen Outen with the VOA Special English Health Report. American researc

发表于:2019-01-09 / 阅读(122) / 评论(0) 分类 健康与经济

Hormone Could Restore Fertility in Lean Women Some women with very low body fat - such as athletes and professional dancers - stop menstruating and have an increased risk of bone fracture. Now, there's increasing evidence that hormone treatments can

发表于:2019-01-14 / 阅读(114) / 评论(0) 分类 VOA标准英语2011年(四月)

By Melinda Smith Washington 14 November 2009 The World Health Organization (WHO) estimates that at least 180 million people have diabetes. Roughly 90 percent have what's called Type Two diabetes, caused by the body's ineffective use of insulin. Rese

发表于:2019-01-14 / 阅读(129) / 评论(0) 分类 VOA标准英语2009年(十一月)

By Melinda Smith Washington 04 April 2007 Many women who go through menopause experience the side effects of 'hot flashes', characterised by flushing or perspiration, or waking up in a sweat at night. For years, doctors recommended hormone therapy c

发表于:2019-01-30 / 阅读(267) / 评论(0) 分类 2007年VOA标准英语(四月)

Researchers believe activity and interaction activated a communication channel in mice that prompted fat cells to stop releasing a hormone which accelerates cancer growth. Related Links Cell New research has found that mice with cancer are better abl

发表于:2019-01-30 / 阅读(112) / 评论(0) 分类 VOA标准英语2010年(七)月

HEALTH REPORT - Heart Disease in Women By Jerilyn Watson Broadcast: Wednesday, February 18, 2004 This is Phoebe Zimmermann with the VOA Special English Health Report. Studies show that many American w

发表于:2019-01-30 / 阅读(110) / 评论(0) 分类 健康与经济

今天我们要学的词是level off。 To level off, 是稳定下来的意思。 At some major banks, the number of bad loans is starting to level off, 一些大银行的坏帐案例正在逐步稳定下来。 最新研究发现, U.S. obesity rate

发表于:2019-01-31 / 阅读(138) / 评论(0) 分类 英语单词荟萃

今天要讲的两个习惯用语并不是由同样一个关键的字组成的,然而,它们具有相同的意思。也就是诚实,真实等。今天我们要讲的第一个习惯用语就是:

发表于:2019-01-31 / 阅读(181) / 评论(0) 分类 美国习惯用语

Larry和李华正在乘公共汽车去公园去溜冰。今天李华会学到两个常用语:to level with someone和clueless. (Local traffic) LL: I have to level with you, Li Hua. I'm not very fond

发表于:2019-01-31 / 阅读(122) / 评论(0) 分类 美国之音《流行美语》

By Jessica Berman Washington 04 March 2008 According to the results of a large U.S. study, older women who used hormone therapy to ease the symptoms of menopause and then discontinued it remain at increased risk of cancer. Researchers voiced surprise

发表于:2019-02-07 / 阅读(112) / 评论(0) 分类 VOA标准英语2008年(三月)

If you love eating and have a gargantuan appetite, the idea of going on a diet might be hard to swallow. Yet evidence suggests that short periods of fasting could help people lose weight and lead to better health. A lower calorie intake increases the

发表于:2019-02-21 / 阅读(96) / 评论(0) 分类 英语听力精选进阶版
学英语单词
a store keeper
administrative client
ahchoo
Almsee
ambostracon fengshenga
amplitude component
anthroposcopia
antitriptic wind
anunder
Balinesian
biopixels
black dyes
body of abutment
breadboarding
calculated flame
catenane
Chavica
cheilymenia theleboloides
Cheltenham Gold Cup
chicken hawk
Chloranthus henryi
Culicini
curved trash rack
Donnemarie-Dontilly
dry goods store
duplex helical method
elongation strain
Estand, Kūh-e
filling face twill
film index
fingos
finite basis
fluviography
focus coilaxis
force of traction
gingerliness
ground beetles
high-nitrogen nitrocellulose
hipness
instituto
isolatism
kaveri (cauvery) r.
lamia
laser heat treatment equipment
lattice gauge field
linear integrated circuit
littoral current
low/mid wing
Lymphangiorrhaphy
market discount rate
maydh(mait i.)
miss
mullocker
multiple call transmission
multiprocessing type functionality
nervus laryngeus superior
NeuroGuide
nitrosates
non-separation
oyster fritters
pentagonoid
pentavalently
phytonomorphia
pinkly
polypodium aureums
pot hole
propre vice
pseudo-apostle
radio-influence voltage
radio-phone
rami phrenicoabdominales
rapid Fourier transform NMR correlation spectroscopy
rented goods service
reveral potential
Rhododendron chilanshanense
s.carolina
sandwicensine
savico
set ones mind on
sieve diameter
single-crust
social security payment
solstice tide
starlighted
stewart
subdistally
sugar-free culture-medium
sunstroke
temper embrittlement
the hell with it
to motor
towerrecords.com
Toynbee's experiment
Tutcheria wuana
unallocated quota
Unazuki
visual carrier
waffles
ward ... off
wave-height gauge
whackjob
what matter