树枝状角膜炎

This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. This will just take a minute. Youve probably chased a fly or two around the house this summer. And, chances are, it took a few swings before you brought down the buzzing nuisance.

发表于:2018-12-02 / 阅读(380) / 评论(0) 分类 Scientific American(八)月

This is the VOA Special English Health Report. Every few years, two groups do a study of how many Americans wash their hands after using the toilet. These groups are the American Society for Microbiology and the American Cleaning Institute, formerly

发表于:2018-12-07 / 阅读(271) / 评论(0) 分类 2010年VOA慢速英语(九)月

[全屏观看] 点击右键- 另存为 可保存这个Flash影片

发表于:2018-12-12 / 阅读(340) / 评论(0) 分类 北美小学生英语一年级教材(牛津英语教材)

World Hepatitis Day is observed on May the 19th. It aims to increase awareness worldwide of the diseases hepatitis B and hepatitis C. Its hope is to encourage the prevention and diagnosis of these two diseases, and increase the number of people who r

发表于:2018-12-29 / 阅读(306) / 评论(0) 分类 英语课程学习计划和讲义

今天我们要学的词是tit-for-tat. Tit-for-tat意思是针锋相对,以牙还牙。Islamist militants' attacks and tit-for-tat violence between rival ethnic groups have cast doubt on Mali's upcoming elections. 伊斯兰国激进分子的袭击和

发表于:2018-12-30 / 阅读(261) / 评论(0) 分类 英语单词荟萃

ointment 软膏 overlapping connective tissue disease 重叠结缔组织病 palmar and plantar pustula psoriasis 掌跖脓疱型银屑病 palmoplantar keratoderma 掌跖角化病 panniculitis 脂膜炎

发表于:2019-01-03 / 阅读(323) / 评论(0) 分类 医务英语

Youve given some thought to oxygen, carbon, uranium. But youve probably never mused about the element ytterbium, symbol Yb. A new study by scientists at the National Institute of Standards and Technology, or NIST, says that ytterbium could find a rol

发表于:2019-01-08 / 阅读(311) / 评论(0) 分类 Scientific American(八)月

The U.S. Special Inspector General for Iraq Reconstruction has criticized the State Department for its management of nearly $3 billion in contracts and grants in Iraq. In two reports, auditors cited weak and ineffective State Department oversight of

发表于:2019-01-13 / 阅读(443) / 评论(0) 分类 VOA标准英语2010年(一月)

The US government is considering, for the first time, the approval of a genetically-modified animal for human consumption. The animal being considered is salmon, but approval could open the door for other animals as well. Those who favor the move say

发表于:2019-01-13 / 阅读(366) / 评论(0) 分类 VOA标准英语2010年(七)月

Stomach cancer is one of the deadliest diseases, and ranks second among cancers worldwide with at least 800,000 deaths yearly. But in the United States, the number of cases has been declining, except for among one group of Americans. Glenda Reimer, h

发表于:2019-01-13 / 阅读(294) / 评论(0) 分类 VOA标准英语2010年(五)月

At Scripps Research Institute in Jupiter, Florida, scientists are working to find clues about how the human brain processes memories. Their laboratory test animal is not a chimp or a dog or a rat animals that we know can remember things it is the com

发表于:2019-01-13 / 阅读(340) / 评论(0) 分类 VOA标准英语2010年(三月)

This is the VOA Special English Development Report. Health experts predict that soon, more people will die from cancer than from AIDS, tuberculosis and malaria combined. They expect that by two thousand ten, cancer will become the world's leading cau

发表于:2019-01-20 / 阅读(274) / 评论(0) 分类 2010年慢速英语(三)月

By Lisa Bryant San Sebastian, Spain 12 May 2006 With the recent declaration of a permanent cease-fire by the Basque terrorist group ETA, many believe Europe's regional independence struggles are dying

发表于:2019-01-21 / 阅读(545) / 评论(0) 分类 2006年VOA标准英语(五月)

By Raymond Thibodeaux Colombo 18 March 2008 Sri Lanka's Sinhalese-dominated government recently launched a program to spur thousands of its public servants to learn the Tamil language. It is seen as a bold step to ease tension between the country's S

发表于:2019-01-27 / 阅读(277) / 评论(0) 分类 VOA标准英语2008年(三月)

Tit for Tat针锋相对An American lady traveling in England some years ago, got into an compartment of a smoking carriage where an Englishman was smoking a pipe. For a short time she sat quietly expecting that the Englishman would stop smoking. But

发表于:2019-01-28 / 阅读(285) / 评论(0) 分类 英语小达人

72 约翰斯·霍普金斯疟疾协会 DATE=7-19-01 TITLE=SCIENCE REPORT - Johns Hopkins Malaria Institute BYLINE=Jill Moss (Start at 01'0

发表于:2019-01-30 / 阅读(357) / 评论(0) 分类 科技之光

今天我们要学的词是multitasking。 Multitasking, 原本是计算机术语,指多重任务同时处理,现在已经被沿用到日常生活中,指同时干很多事情。现在的美国中学生,一边写作业,一边听音乐,还要

发表于:2019-02-02 / 阅读(260) / 评论(0) 分类 英语单词荟萃

Offering Substitute 提供代用品 Specimen Letters1. Offering Rayon in Place of Watered Silk提供人造丝代替水洗丝Dear Sirs,Thank you for your fax of yesterday (April 3) with your order No.456 for 5,000 metres of 100cm wide watered silk. We

发表于:2019-02-05 / 阅读(396) / 评论(0) 分类 实用英语

Aquamarine 海蓝宝,兰玉 Garden Crystal 绿幽灵 Azurite 兰铜矿 Aventurine 砂金水晶 Amethyst 紫水晶 Ametrine 紫黄晶 Amber 琥珀 Emerald 翠玉 Onyx 黑玛瑙 Opal 蛋白石 Obsidian 黑耀石 Carnelian 红玉髓 Calcite 方解石

发表于:2019-02-13 / 阅读(338) / 评论(0) 分类 实用英语

ATHENS, June 16 (Xinhua) -- Greek authorities battled several wildfires burning near Athens and southern Greece on Saturday, on the eve of critical general elections. Two fire-fighters were slightly injured while trying to extinguish blazes at the se

发表于:2019-02-13 / 阅读(250) / 评论(0) 分类 英语新闻
学英语单词
a little knowledge is a dangerous thing
ACC,A.C.C
acquisition agreement
admixes
all get outs
antinomasia
antioxidant 264
aw-
bar tracery
Boettger's test
borehole technology single
C.B.N.
caulk off
Chattarpur
chloriden
Chreonoma atritarsis
cinnamon-brown
combination method of measurement
correction of defects
Corydalis mira
craftly
deplorative
disordered
dispersed network phase
distinguishability
does the rounds
Doliproderm
draw blood
empty store
Eocene era oils
eruzione
expected inventory
flat-band voltage
fluid-bed conversion
fly-tipping
foreign devil
free surface energy
Helwingia chinensis
I-form
inner filtration effect
inquiry test
insomuch
ion scattering spectroscopy
jet deflector
Johor Lama
joint fires
Kilpatrick
landdrost
law of bills of exchange and cheques
marylia
master sizer
mchaffie
medical data base
microwave mixer
mixotrophically
multilateral mechanism
multisubscriber time-shared computer system
Namaqualand-daisy
net of commission
neurothesiometer
never-the-less
nuclei taeniaeformis
oaklappet
order sauropterygias
ore-crusher
outward bulging
over the shoulder
Oxymethylnicotinamide
parasitic amplitude modulation suppression
pcvs
phonetic speech power
plot-line
pythogenic
recreation center
red-berried elder
retire shipping document
reverse electrode phenomenon
runoff source
sans-culottish
scouring reservoir
scram rod
seapooses
sensomotoric
shopmaids
shut it
speedy-cut
star gear
state-level
steel tube tower
steroidal amine
sub-licensed
synthetic material
syrian arab republics
table-type
tacky party
TN (technical notes)
typewriter
urorectal plicae
veblen goods
visure
yvors
zero coefficient