细胞黏着分子

a lot of [much or many] We had a lot of rain. carry out [to do; to put into effect] Please carry out the plan. pass a bill [approve] Congress is expected to pass a bill to cut taxes. take steps [to start to do something] The government will take step

发表于:2018-12-01 / 阅读(143) / 评论(0) 分类 VOA慢速英语1500基础单词例句

Italian authorities have begun to clean out one of Europe's largest camps of Roma. The Roma are commonly known as Gypsies but they trace their origins to South Asia. Officials say living conditions in the Casilino 900 camp in Rome are disgraceful and

发表于:2018-12-16 / 阅读(83) / 评论(0) 分类 VOA标准英语2010年(一月)

For something that could revolutionize the world, its come along very slowly. The fuel cell was invented in 1839, but there was little development until the 1950s when NASA started to use them in space where they are still used today. Now, after yea

发表于:2018-12-30 / 阅读(112) / 评论(0) 分类 国家地理2008年

Glucosamine - a glucose or galactose molecule with an amine group attached. see also glucuronic acid. Glucose - a molecule of great importance to life as it provides a ready source of energy for both

发表于:2019-01-03 / 阅读(87) / 评论(0) 分类 医务英语

Dermatan sulphate - a glycosaminoglycan found in skin, tendon, blood vessel and heart valves. Desmosomes -one of the types of cell junctions by which cells join or communicate with each other. Desmoso

发表于:2019-01-03 / 阅读(92) / 评论(0) 分类 医务英语

Covalent bond - a strong bond between atoms formed by sharing outer electrons. When an atom has 8 outer electrons it is stable. Those which naturally have 8, like neon and argon gasses are quite unrea

发表于:2019-01-03 / 阅读(56) / 评论(0) 分类 医务英语

Apatites- a family of calcium phosphate salts which are found in hard tissues like bone, teeth and shells. Apoptosis - death of a cell which is programmed by a set of specific genes. Apoptosis of chon

发表于:2019-01-03 / 阅读(75) / 评论(0) 分类 医务英语

ical - in a local area. e.g application of medication to the affected part only. Trabecula-bone -a description of the radiographic appearance of spongy bone. Radiographs provide an unusual opportunity

发表于:2019-01-03 / 阅读(67) / 评论(0) 分类 医务英语

Polymers-large molecules made up of many joined units of a more simple molecule. Examples are polysaccharides and polypeptides. Polypeptides; -chains of amino acids joined by peptide bonds. They are n

发表于:2019-01-03 / 阅读(83) / 评论(0) 分类 医务英语

SCIENCE IN THE NEWS - October 22, 2002: Nobel Science Prizes By George Grow VOICE ONE: This is Steve Ember. VOICE TWO: And this is Bob Doughty with SCIENCE IN THE NEWS, a VOA Special English program a

发表于:2019-01-04 / 阅读(165) / 评论(0) 分类 科技之光

Also: A question from China about the Beijing Olympics. And ''The Story of Edgar Sawtelle,'' a book about dogs, family and a very smart boy. Transcript of radio broadcast: 17 July 2008 Welcome to AMERICAN MOSAIC in VOA Special English. (MUSIC) I'm B

发表于:2019-01-11 / 阅读(95) / 评论(0) 分类 VOA慢速英语2008年(七)月

Study: Malaria Parasite Has Achilles Heel 研究发现疟原虫也有致命弱点 Researchers say they have found a weakness in the malaria parasite that could lead to new drugs to block infection. The mosquito-borne disease kills more than 600,000 p

发表于:2019-01-14 / 阅读(44) / 评论(0) 分类 VOA标准英语2014年(七月)

Discovery Could Lead to New Drugs to Block Deadly Viruses Viruses are strange things. Though there is some scientific question about whether viruses are alive or not, they do have a basic genetic structure that allows them to be biologically active.

发表于:2019-01-14 / 阅读(83) / 评论(0) 分类 VOA标准英语2013年(三月)

For something that could revolutionize the world, its come along very slowly. The fuel cell was invented in 1839, but there was little development until the 1950s when NASA started to use them in space where they are still used today. Now, after year

发表于:2019-01-22 / 阅读(70) / 评论(0) 分类 自然百科2008年

Sicience and technology 科学和技术 Cancer and obesity 癌症与肥胖 Malignant flab 恶性松弛 At last, an understanding of how overeating causes cancer 吃得过多如何导致癌症 OVERWEIGHT women are more likely to develop breast cancer

发表于:2019-01-26 / 阅读(71) / 评论(0) 分类 经济学人科技系列

Oncology and genetics 肿瘤遗传学 Grabbing cancer by the short and curlies 短发卡钳住癌症的新武器 A new technique for analysing tumours promises better understanding and more effective treatment 一项研究肿瘤的新技术为人类更

发表于:2019-02-17 / 阅读(109) / 评论(0) 分类 经济学人综合

There are several kinds of odor preventing and odor destroying treatments for textiles. For the most part, they work by killing or inhibiting the bacteria and fungi that cause odors. For example, these socks contain Quaternary Ammonium Compounds, or

发表于:2019-02-23 / 阅读(57) / 评论(0) 分类 英语时差8,16

Science and technology 科学技术 The uses of stem cells 干细胞的应用 Potent medicine 特效医学 Stem cells may transform the development of new drugs 干细胞可能改写新药发展 PLURIPOTENT is a long word that means able to do many t

发表于:2019-02-24 / 阅读(92) / 评论(0) 分类 经济学人科技系列

What was actually interesting to us was not that the bacteria made light, but when the bacteria made light. 事实上,我们感兴趣的部分并不是细菌会不会发光,而是细菌何时发光。 What we noticed is when the bacteria were alo

发表于:2019-03-04 / 阅读(128) / 评论(0) 分类 TED演讲教育篇

台湾籍旅美老师今天交给我们的句子是: Blood is the tissue that not only carries cells that transport oxygen, for example, the red blood cells, or fights infectious diseases, but it also carries messenger molecules, hormone-like facto

发表于:2019-03-05 / 阅读(105) / 评论(0) 分类 留美老师带你每日说英文
学英语单词
accommodation of information
across chest
afoo yams
angular fold
antimonistic
back bevel
beam brightness
bepuffs
brightness-transfer characteristic
build-operate-transfer (bot)
cabezas
chalcocitum
chantreuxes
clevernesses
close the stable door when the horse has been stolen
collateral accessory buds
contopera
crate address
CSBS
datum airspeed
decorrelator
delesse's law
dermal sinuses
dewindtite
disease of lip
distant subscriber
dockhands
double word
dowelancoes
E Nesbit
ectoturbinates
export packers
file explorer
folium simplicipinnatum
gentianine
global multiply operation
heat durability
horse-keeper
internal diameter of pipe
International Tanker Contract of Affreightment
internucleon coupling
isochromatic color band
ixodiasis
leu
leukemic splenomegaly
lifting mast
Ligustrum obtusifolium
megacycles per second
micro-addition
monotone priority queue
multiple bearing type guide
mumeson
N-type semiconductorN
ninepin ball
Nu Kiang
number of revolution
organization by product
orleans-iowa
Orsières
oxya japonica
paddle-type kneading machine
perifollicular fibroma
periostitis ossificans
petrochemical complex
phthisaner
pig-outs
plateroom
policings
premotor-
pressed-steels
prolificness
pure germanium radiation detector
register of receipts
repudiation of claims
retarder by electric traction motor
roastbeefs
rocket bomb
rotary sterilizer
rubber drying rolls
scholar-bureaucrat
script mode
Sehnenberg
shapland
shire county
skinster
snappiness
sociohistorians
square ball
stem bleeding
symmetrical syncline
syndrome of cold accumulated in liver channel
telecommunication networks
television camera including animage isocon tube
thrombokinase,thrombozyme
trellis bridge
unfermented must
unperverts
urban managerialism
Urda
Varkhi
whitener R