局限性自体免疫过程

A process of change 1) Napster’s gone but the technology remains. And so does the damage to profits. So can the music industry adapt to the times and turn the technology that’s taken its profits i

发表于:2018-11-28 / 阅读(239) / 评论(0) 分类 疯狂英语2003年

Michael Irwig gives staff lectures on Vitamin D at George Washington University Hospital The U.S. Institute of Medicine is involved in a study that will likely result in an increase in the recommended daily intake of vitamin D. Research shows vitamin

发表于:2018-12-08 / 阅读(122) / 评论(0) 分类 VOA标准英语2010年(五)月

Lesson 37 The process of ageing 衰老过程 First listen and then answer the following question. 听录音,然后回答以下问题。 What is one of the most unpleasant discoveries we make about ourselves as we get older? At the age of twelve year

发表于:2018-12-08 / 阅读(639) / 评论(0) 分类 新概念英语第四册

Health Report - Why Getting Dirty Can Be Healthy for Children 健康报道 - 早期接触细菌对儿童健康有利 This is the VOA Special English Health Report. 这里是美国之音慢速英语健康报道。 A new study suggests that early expos

发表于:2018-12-16 / 阅读(173) / 评论(0) 分类 2012年VOA慢速英语(四)月

SCIENCE IN THE NEWS - Autoimmune Diseases: When the Body Starts to Attack Its Own Cells By Dana Demange Broadcast: Tuesday, June 21, 2005 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special

发表于:2019-01-06 / 阅读(161) / 评论(0) 分类 科技之光

By Jim Malone Washington 25 October 2007 The lengthy and complicated process of choosing the next president of the United States begins in early January when voters attend party caucuses and cast ballots in primaries to select the presidential nomine

发表于:2019-01-07 / 阅读(215) / 评论(0) 分类 2007年VOA常速英语(十月)

By Jim Teeple Jerusalem 17 December 2007 After seven years, Israeli and Palestinian negotiators are talking once again. That development came at the end of 2007, a year of turmoil and transition which saw the Palestinian territories split, politicall

发表于:2019-01-07 / 阅读(249) / 评论(0) 分类 VOA常速英语2007年(十二月)

By Naomi Schwarz Dakar 21 December 2007 Rebels and government troops in Ivory Coast are set to begin the long-awaited disarmament process on Saturday, a critical first step before forming a new national army is the divided country. Ivory Coast Presid

发表于:2019-01-07 / 阅读(202) / 评论(0) 分类 VOA常速英语2007年(十二月)

This is Scientific American 60 science, I am Charles Q. Choi! Psoriasis is an autoimmune diseasethe immune system mistakenly attacks its own body, causing red, itchy, scaly patches on the skin. But there may be a hidden upside. People with psoriasis

发表于:2019-01-08 / 阅读(159) / 评论(0) 分类 Scientific American(三)月

大学英语演讲稿 Mans life is a process of growing up Mans life is a process of growing up, actually Im standing here is a growth. If a persons life must constituted by various choices, then I grow up along with these choices. Once I hope I can

发表于:2019-01-08 / 阅读(173) / 评论(0) 分类 英语演讲

VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Bob Doughty. VOICE TWO: And I'm Barbara Klein. This week, we talk about a sickness called lupus and other autoimmune diseases. Autoimmune diseases affect the immune system the body's

发表于:2019-01-11 / 阅读(152) / 评论(0) 分类 VOA慢速英语2009年(四)月

VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. Im Bob Doughty. VOICE TWO: And Im Barbara Klein. This week, we talk about a sickness called lupus and other autoimmune diseases. Autoimmune diseases affect the immune system the bodys na

发表于:2019-01-11 / 阅读(148) / 评论(0) 分类 VOA慢速英语2008年(二)月

BOB DOUGHTY: This is SCIENCE IN THE NEWS, in VOA Special English. Im Bob Doughty. BARBARA KLEIN: And Im Barbara Klein. This week, we talk about a sickness called lupus and other autoimmune diseases. Autoimmune diseases affect the immune system, the b

发表于:2019-01-11 / 阅读(157) / 评论(0) 分类 2010年VOA慢速英语(六)月

This is the VOA Special English Health Report. Rheumatoid arthritis is a painful disease that can destroy joints. Women are three times more likely to get it than men. Rheumatoid arthritis is considered an autoimmune disease, a disease where the body

发表于:2019-01-12 / 阅读(142) / 评论(0) 分类 2010年VOA慢速英语(五)月

今天我们选读一篇《The Secret 秘密》中关于感恩的章节。这个章节中,讲述的是当人时刻在满怀感恩的状态下,心灵上产生的巨大变化。本书的作者还说道,如果在运用《秘密》这本书中所讲授

发表于:2019-01-17 / 阅读(124) / 评论(0) 分类 卡卡课堂早餐英语

SCIENCE IN THE NEWS - Autoimmune Diseases Threaten The Body's Natural Defense For Fighting DiseaseBy Brianna Blake Broadcast: Tuesday, November 21, 2006 VOICE ONE: This is SCIENCE IN THE NEWS, in VOA

发表于:2019-01-30 / 阅读(172) / 评论(0) 分类 2006年慢速英语(十一)月

BEIJING, Aug. 22 (Xinhuanet) -- Researchers have discovered how a human egg captures an incoming sperm for fertilization, paving the way to help couples suffering from infertility, according to media reports on Monday. An international team of resear

发表于:2019-02-08 / 阅读(206) / 评论(0) 分类 英语新闻

A man enters a barbershop for a shave. While the barber is foaming(涂上泡沫) him up, he mentions the problems he has getting a close shave around the cheeks. I have just the thing, says the barber, taking a small wooden ball from a nearby dra

发表于:2019-02-08 / 阅读(196) / 评论(0) 分类 趣味英语

By Challiss McDonough Cairo 11 March 2008 Many Arabs say recent violence in Gaza and Israel is placing the Middle East peace process in jeopardy again. VOA Middle East Correspondent Challiss McDonough reports from Cairo the process is under review ah

发表于:2019-02-08 / 阅读(194) / 评论(0) 分类 VOA标准英语2008年(三月)

This is the VOA Special English Health Report. A new study suggests that early exposure to germs strengthens the immune system. That means letting children get a little dirty might be good for their health later in life. The study involved laboratory

发表于:2019-02-16 / 阅读(110) / 评论(0) 分类 英语语言学习
学英语单词
abyssal facies
adenotrophic viviparity
adiabil
alcohol dehydrogenase (adh)
anomalous interference color
Archimedes' axiom
arcuate vein of the kidneys
autotitrimeter
be open to an offer
bellsouth
below-threshold operation
bistable switch
bolig
bridge contact
brittlebush
canterburies
causate
central cartilage
chaotic facies
choripetalous coralla
coal ash cement
deep and harsh voice
defamatory matter
depth probe
disraying
distributing fin
Dit I.
doubly-linked linear list
ensignhood
ethyl phosphate
fair lead
famciclovir
feed expansion honing
fliver
Galegu
Gallner
gaults
gisla
hematidrosis
Herriot, Edouard
Hoekestra balance plastometer
HVPG
Ice-break
ichno-genera
in person
in process testing
in the fury of battle
in-phase particles
instrumental neutron activation analysis (INAA)
ivy berry
l. e. s.
lannons
Linkuva
local equal potential bonding
Lonicera humilis
low velocity beam scanning image pickup tube
lyticase
masliah
massic energy imparted
Morrill Tariff
N-corrected true metabolizable energy
Niemann-Pick disease
nonpathologists
nontrading
Oguchi'S disease
ojeks
penetrameter sensitivity
phenylboron difluoride
photobiophysical
Pilea amplistipulata
present indicative
probability current
programmed multiline controller
pseudoconcavity
ratio separtor
ratyl
rhombs
seal mechanical
self-energized seal
snies
solid caustic soda
spermatopoietic
stanways
stimulating factor
structural interpretation
supramaxilmal
toby fillpot jugs
toolsmith
trolley-car
unjocularly
us aerospace
vampirish
versiform
waivery
Waterval-Onder
wave age
weingaertneriella longiseta
well-placed
wheat-field
working poor
wrayed
write-a-thons