视网膜痣样色素沉着

And it was at that age Poetry arrived in search of me I don ’ t know, I don ’ t know Where it came from From winter or a river? I don ’ t know how or when No, they were not voices They were not

发表于:2018-11-28 / 阅读(261) / 评论(0) 分类 疯狂英语2001年

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(178) / 评论(0) 分类 医学英语

Naked skin or effectively naded skin has been the primary interface between the human body and the environment for over 200,000 years. Penn State anthropologist Nina Jablonski on the evolution of human skin pigmentation at the annual meeting of the A

发表于:2018-12-24 / 阅读(126) / 评论(0) 分类 Scientific American(二)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(103) / 评论(0) 分类 Scientific American(二)月

This product is void of defects. 这产品没有缺陷。 void表示空的,be void of表示缺少,没有。上句其实等于: This product has no defects at all. defect表示缺点,缺陷,不足之处。defect可做名词也可做动词,做

发表于:2018-12-25 / 阅读(116) / 评论(0) 分类 蒋健棠英语实用句子

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(145) / 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(112) / 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(133) / 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(103) / 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(101) / 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(132) / 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(195) / 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(144) / 评论(0) 分类 VOA标准英语2016年(九月)

1.Shakespeare: The people may control their destiny, if we are under the control of others, that wrong not in destiny , but in us! (人们可支配自己的命运,若我们受制於人,那错不在命运,而在我们自己!) 2.The poor ma

发表于:2019-01-14 / 阅读(135) / 评论(0) 分类 实用英语

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(90) / 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(99) / 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(105) / 评论(0) 分类 双语有声阅读

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(91) / 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(126) / 评论(0) 分类 英语时差8,16

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(156) / 评论(0) 分类 英语时差8,16
学英语单词
achimeness
anglians
arkyochrome cell
arroyo willow
astricts
audiospectrography
audit
bean curve
benzene sulfonyl anthranilic acid
blithely
bogenfahren
boron-nitrogen compound
brain rudiment
calcielase
Campden Process
carbinoxanine
CCAP
chloropeptide
circular magnetic chuck
class-c operation
composite numbers
cowponies
cut off attenuator
Cyrenaics
dalmar
dangos
data purging
decio
degarmo
deliquiating
division-violists
dust cloth
Dzüünharaa
editor card
electronic print marking
erecting crane for railway bridge span
extreme limit
felt like a million dollars
foam fractionation
foryou
fourth mate
furylcarbinol
grab traversal mechanism
half moon
Haplospondias
high vacuum jar
hoeth
home zones
hybrid equivalent impedance
hydrothermal deactivation
in-and-in
investing bone
kahlan
lalorrhea
lateral cervical sinus
Lesser Antillean
m. iliocostalis lumborum
magic away
methylvinyl
mounting card
multimedia terminal
narcotics(officer)
nearly men
neutron-lifetime
Noaillan
on my game
onset of fluidization
partial nominal value of a material measure
periodic trial balance
photoemissive cell
Pneumogynecography
Postischium
Prechristian
product relationship management
protheite
pulp resinifying agent
pushing towards
pyosalpinxes
Remove file
rerating
ricked
rohirrims
sample nozzle
sciurines
shock attenuation device
slanting leg manometer
special wagon
squat on
still-hunt
subjective synonym
suface grinding
surozes
symmetrical shunt-type thermoammeter
ten-points
toluenethiol
Treasury Direct
twice a day
twilighty
voights
waferboard
water buffalo gazing at moon
wharfs