肌细胞体

Fish live in water, but do they drink it? The answer is yes, but how fish drink water depends on where they live. Water gets into a fish's body through osmosis, the process in which water diffuses from a higher to a lower concentration. For example,

发表于:2018-12-03 / 阅读(89) / 评论(0) 分类 初学者听力文摘精选

Jill is talking to her boyfriend, Mack. (J=Jill;M=Mack) J: You'd better watch your diet, Mack. You're getting really fat! M: It's alright. I'm not fat. I'm muscular. J: Muscular my foot! You're flabby

发表于:2018-12-08 / 阅读(235) / 评论(0) 分类 赖世雄中级美国英语

Head to the mountains, and if the steep trails don't slow you down, the thin air will. There's less oxygen up thereso strenuous activity can leave you dizzy, out of breathor worse. But even though you're beat, biochemical processes are already busy a

发表于:2018-12-24 / 阅读(65) / 评论(0) 分类 2017年Scientific American(二)月

80.Exercise 1.That's the result of exercise. 2.I'm starting working out from now on. 3.Your muscular shoulders and chest impress me deeply. 4.She has such a sharp figure. 5.She's a teacher of aerobics. 6.I can see you've got some color back in your c

发表于:2018-12-24 / 阅读(115) / 评论(0) 分类 英语口语每天说

Fish do drink water, but how they consume it depends on where they live. Water gets into a fishs body through osmosis, the process in which water diffuses from a higher to a lower concentration. 鱼儿确实喝水,但它们怎样喝水却取决于其

发表于:2018-12-28 / 阅读(58) / 评论(0) 分类 初学者听力文摘精选

SCIENCE REPORT — March 27, 2002: New Stem Cell Study By Mario Ritter This is the VOA Special English SCIENCE REPORT. Researchers at an American medical center say special stem cells in normal human

发表于:2019-01-02 / 阅读(139) / 评论(0) 分类 科技之光

From VOA Learning English, this is the Health Lifestyle report. If you have been meaning to add more exercise to your daily routine, you may want to start sooner rather than later. A 2018 study has found that a lifetime of regular exercise and activi

发表于:2019-01-03 / 阅读(108) / 评论(0) 分类 2018年VOA慢速英语(四)月

In Vitro - experiments which are carried out in a laboratory as distinct from in vivo experiments In Vivo -experiments which are carried out in live animals as distinct from in vitro experiments Immun

发表于:2019-01-03 / 阅读(106) / 评论(0) 分类 医务英语

SCIENCE IN THE NEWS - U.S. Scientists Find a Way to Create Embryonic Stem Cells With Adult Skin Cells By Cynthia Kirk, Nancy Steinbach, and Caty Weaver Broadcast: Tuesday, August 30, 2005 (MUSIC) VOIC

发表于:2019-01-11 / 阅读(93) / 评论(0) 分类 科技之光

A: Hello, so how are we feeling today? B: Things are going well for me, Dr. Smith. A: Am I correct in thinking that you are here for your annual physical? B: Yes, I am applying for new health insurance, and I need a physical examination to qualify. A

发表于:2019-01-11 / 阅读(106) / 评论(0) 分类 英语情景对话-健康

AS IT IS 2015-07-17 More Focus on Serena Williams' Body than Victory On Saturday, July 11, tennis player Serena Williams won her 21st major competition. The American athlete defeated Spanish player Garbine Muguruza in the womens singles final at Wimb

发表于:2019-01-12 / 阅读(111) / 评论(0) 分类 2015年VOA慢速英语(七)月

Woman Not Diabetic After Cell Transplant 妇女接受干细胞移植手术治愈糖尿病 A diabetic woman no longer needs to take daily medicine after she received a stem cell transplant. The daily insulin injection had helped control the amount of

发表于:2019-01-12 / 阅读(98) / 评论(0) 分类 2015年VOA慢速英语(九)月

听力部分 Dictation: Please prepare your paper and pen. ______ knows ___ and ____ the ________ _______ _______________________ of ______. But ________ people were __________________. Today _________________________that ________________________ is,

发表于:2019-01-14 / 阅读(60) / 评论(0) 分类 王强口语 第二册

今天我们要学的词是borderline。 Borderline, 边缘地带的。美国总统奥巴马检查身体发现,His cholesterol level is borderline high, 他的胆固醇指标介于偏高的边缘。 The snowboarder tried a move that was borderline

发表于:2019-01-16 / 阅读(72) / 评论(0) 分类 英语每日一词

Remi: We need to get these costumes sorted out. Im not sure we have ones that will fit each person in this play. Bryan: Lets see. We need a shirt for Hector. Hes broad-shouldered, so this one would be too small. Any luck finding one over there? Remi:

发表于:2019-01-30 / 阅读(69) / 评论(0) 分类 地道美语播客

By Victoria Cavaliere New York 16 October 2007 An annual stem cell research conference in New York has been bringing together some of the field's top scientists to discuss breakthroughs in stem cell research and what proponents call its long-term app

发表于:2019-01-31 / 阅读(110) / 评论(0) 分类 2007年VOA常速英语(十月)

By Carol Pearson Washington 09 April 2008 Diabetics have a greater than average chance of having a heart attack or stroke. But new research indicates that lowering blood pressure and cholesterol below recommended guidelines seems to reduce these risk

发表于:2019-02-03 / 阅读(72) / 评论(0) 分类 VOA常速英语2008年(四月)

Science and technology. 科技。 Medical implants. 医用植入设备。 A sweet idea. 一个甜美的想法。 Researchers are trying to harness glucose-the body's own fuel-to power implantable gadgets such as pacemakers. 研究人员正试图利用葡

发表于:2019-02-18 / 阅读(119) / 评论(0) 分类 经济学人综合

Our bodies are amazing. Although things go wrong at times, it's remarkable they work at all when one considers the complexities of their operation. Don and Ya?l present some awards to a few of the outstanding components. [APPLAUSE] D: Good evening, Y

发表于:2019-02-23 / 阅读(66) / 评论(0) 分类 英语时差8,16

Body Dysmorphic Disorder Are you unhappy with your body? Learn about body dysmorphic disorder on this Moment of Science. Psychologists estimate that one to two percent of the population has what is called body dysmorphic disorder. These people obsess

发表于:2019-03-09 / 阅读(214) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
a change of base
allantois chorioidea
arcuate arteries
ascutney
automatic black level (abl)
axial tube
bad karma
Baden rubber
benshoof
Bitot's patches
boatswain's pride
bunk bed with ladder and guard rail
by the stroke of a pen
cable radio and television act
capsule forming machine
cartisane
changchub
charged coupled device scanner
chemico-
Chernobyl sarcophagus
combustion product gas
commission day
compound blank
comprehensor
Coupier's blue
cuspis anterior
devoiding
Diaspididae
diffuse choroiditis
direct contrasts
Dungun, Sungai
eastern gorilla
edaphoclimatic
end-results
ESCA, esca
esche
filardi
fitarvin
Fuller, Andrew
fuming sulfuricacid
function block diagram
garrulax morrisonianus
greater psoas muscle
grown
hematoporphyrin
hypodiploidy
interbranch transaction
jimbobs
Kinango
kind buds
koban
liable to pay
lispe flavicornis
magnesiun lime stone
mean time of stay
metal medium plate
mica-syenite
michiko
microtextured
monkey forecastle
moving violation
negative GM
nonlinear electromagnetics
on the tip of her tongue
organic synthetic pharmacochemistry
ornos
Pacific Area Travel Association
Pasquotank R.
petroleum resin
polyneuritis
popular referendum
position feed back signal
pot-valiant
primacy of planning principle
Queen's Club
recurrent laryngeal nerve paralyses
reflex anal dilatation
scaffold cradle
semi-state
Setaria viridis
Sheets in New Worbook
significant meteoro-logical information
sillion
sodateria
specific rate of growth
stubble mulch farming
sueb
suja
Szechuanosaurus
tanglings
telescope-top can
three-phase transformer
TOA
Tosan
toxic hydrocephalus
trouble shooting
venero
vermiss
vignetters
whirling thermometre
without restraint
yayu