视网膜动脉

第一章 视器 Chapter 1 Visual Organ accessory organs of eye 眼副器 adipose body of orbit 眶脂体 aqueous humor 房水 bulbar conjunctiva 球结膜 central artery of retina 视网膜中央动脉 chambers of eyeball 眼房 choroids 脉络膜 ciliary body 睫状体 ciliary

发表于:2018-12-05 / 阅读(198) / 评论(0) 分类 医学英语

This is the VOA Special English Health Report. A Brazilian drug company and a nonprofit group have developed a new, simplified malaria treatment. A laboratory worker shows reporters the new combination drug for malaria Patients have to take only one

发表于:2018-12-15 / 阅读(138) / 评论(0) 分类 VOA慢速英语2008年(四)月

Bring home a bucket of fried chicken and you may find that people have strong feelings about which part of the bird is best. Well, scientists at Washington University in St. Louis say the answer is: the eyes. At least when you compare them to our own

发表于:2018-12-24 / 阅读(121) / 评论(0) 分类 Scientific American(二)月

Even a visit to the grocery store can overload the senses. It's noisy, bright and smelly. The nose is working overtime. High up inside, specialized nerves dangle in the airstream. They detect chemicals in the air and send an electrical signal to the

发表于:2018-12-30 / 阅读(164) / 评论(0) 分类 国家地理2007年

For many of us, walking in the rain can be a pleasant and even soothing experience. For those of us who wear glasses, though, drops of water on the lenses and obscured vision can have us running for c

发表于:2018-12-31 / 阅读(139) / 评论(0) 分类 有声英文阅读

吃鸡肉时,你知道鸡身上的哪个部分是最好的吗?科学家的回答是:眼睛。科学发现,鸡的视网膜锥(体) 数量比人类多,因此可以感知更多的色彩。 Super Chicken Vision Bring home a bucket of fried chic

发表于:2019-01-02 / 阅读(153) / 评论(0) 分类 60秒科学

Two studies of perception: the retinas of depressed people are far worse at responding to contrast; people doubt statements more when the speaker has a foreign accent. A couple of studies on perception. First, theres now visual data to back up the id

发表于:2019-01-02 / 阅读(121) / 评论(0) 分类 60秒科学

​Apple has said that its latest computer operating system, Mavericks, is available free of charge. The California-based company made the announcement Tuesday at an event in San Francisco. 苹果公司表示,其最新款的电脑操作系统Maveri

发表于:2019-01-05 / 阅读(116) / 评论(0) 分类 CCTV9英语新闻2013年10月

A couple of studies on perception. First, theres now visual data to back up the idea that everything looks kinda gray when you feel blue. Researchers examined how the retina responds to different black-and-white contrast situations. They did the test

发表于:2019-01-08 / 阅读(152) / 评论(0) 分类 Scientific American(七)月

By Melinda Smith Washington 10 July 2007 A recent study in the Journal of the American Medical Association shows that older people who carry certain genes are more susceptible to a loss of their central vision. That loss of sight is an advanced form

发表于:2019-01-09 / 阅读(219) / 评论(0) 分类 2007年VOA标准英语(七月)

Eye Test May Reveal Parkinsons Disease Earlier Parkinson's disease is usually discovered too late in patients for effective treatment. But now there's a new eye test that could diagnose the devastating condition much earlier. The degenerative conditi

发表于:2019-01-14 / 阅读(161) / 评论(0) 分类 VOA标准英语2016年(九月)

A new map released by the Modern Language Association shows which languages are spoken where in the United States. According to the MLA map, a 33-square-kilometer area south of Los Angeles is one of the most linguistically diverse regions in the coun

发表于:2019-01-18 / 阅读(170) / 评论(0) 分类 英语单词大师-Word Master

Afterglow Heres an experiment you can try: look at something bright relative to its surroundings, such as a lamp or a sunny window, for ten seconds without blink ing . Then shut your eyes and cover them over with your hands. You will find that the la

发表于:2019-01-26 / 阅读(116) / 评论(0) 分类 英语听力文摘 English Digest

Is squinting really that effective? 眯眼睛真的有效吗? Male: Thanks for coming on this fact-finding trip with me and share the driving. Female: Glad to do it. It should be a fun trip. I imagine I will learn a lot. M: I hope so. So i think we

发表于:2019-01-26 / 阅读(112) / 评论(0) 分类 英语听力文摘 English Digest

激光手术,大饱眼福 For many of us, walking in the rain can be a pleasant and even soothing experience. For those of us who wear glasses, though, drops of water on the lenses and obscured vision can have us running for cover. Interested in re

发表于:2019-01-30 / 阅读(120) / 评论(0) 分类 双语有声阅读

DEVELOPMENT REPORT - Africa Is Warned as Fake Malaria Drugs Spread in AsiaBy Jill Moss Broadcast: Sun, 18 Jun 2006 16:00:00 UTC I'm Steve Ember with the VOA Special English Development Report. This we

发表于:2019-01-30 / 阅读(175) / 评论(0) 分类 2006年慢速英语(六)月

In this Moment of Science Don gives Ya?l a neat trick to play on her brain. You might want to try it, too. D: Here's a simple demonstration you can do with cool implications. Find a large object that is brightly colored--let's make it a green door. S

发表于:2019-02-15 / 阅读(112) / 评论(0) 分类 英语时差8,16

Like glasses, contact lenses work by bending light rays just the right amount to make the object come into focus on the retina at the back of the eye. Sometimes the eyes natural lens has an imperfection or may not be shaped properly, which can make y

发表于:2019-02-15 / 阅读(142) / 评论(0) 分类 英语时差8,16

HAVANA, March 17 (Xinhua) -- Cuban pitcher Yadier Pedroso Gonzalez died Saturday night in a traffic accident in his homeland Artemisa, in western Cuba, sports daily JIT reported Sunday. He and other two people were traveling in a car which crashed, a

发表于:2019-02-17 / 阅读(153) / 评论(0) 分类 英语新闻

At some point in our childhoods it dawns on us how incredibly great it would be to turn invisible. Just imagine all the places you could sneak into! Think of all the things you'd get to see! Well, nobody knows yet how to make a person invisible. But

发表于:2019-03-06 / 阅读(174) / 评论(0) 分类 英语时差8,16
学英语单词
a ___- free zone
add-without carry gate
alimsntary tube
allergic serum sickness
Allospondias
anchorage grounds
antenna coupling transformator
basin area
best supporting actress
Bieberism
bred-in material
bretteville
bring in a bill
built-in stress
Caracas Stock Exchange
carbonyl haemoglobin
ceramic cap
chemical fertilizer
chindonya
cremnitz white
criss-cross
current instruction
cylindrical electrode
DCV (direct current voltage)
dickster
diffusion technology
dorsal median fissure
dual-band phone
dual-cable broadband LAN
emprize
Epidermoptes
espeseth
Eubacteriales
european chestnuts
file out
function of average
ghost protocol
gigabit point of presence
glutamic acids
gynandrium
hawklings
herring-bone planking
heterophase structure
high-risk personnel
hoped-for
host bus
hydroquinone carboxylic acid
inconsiderableness
intra-zone traffic
invariant generator
iodine-131 albumin macroaggregate
legitimate rights
low voltage reflex klystron
mesovarium
metallized mica capacitor
metanauplius
michalek
modern liquid chromatography
Mons.
nonhypersensitive
objective testing
operations income
over commutation
part-ownerships
parts-handling container
Paulownia imperialis Sieb. et Zucc.
perpetuant
personalness
planed lumber
plank spankers
pults
purse-ring
real-time dynamic projection display
repair weld
rise level
roesti
s-attribute grammar
safe clearance working
selling or buying agent
session layer
shock-like
slot wedge
Sombreffe
sounding-line
stabilized shunt
standard fading hour
star model
starvation therapy
stationary storage battery
stephanoes
sub heading
suborder Odontoceti
talk the kind leg off a donkey
thermalizing
tie rod dust seal
transverse cervical ligament
true to one's colours
Twin Valley
unvoluntary
weep with joy
wondermongering
Yangtze dolphin