化脓性腮腺炎

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(104) / 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(72) / 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(135) / 评论(0) 分类 北美小学生英语一年级教材(牛津英语教材)

THIS IS AMERICA - Making Music Together BARBARA KLEIN: Welcome to THIS IS AMERICA in VOA Special English. Im Barbara Klein. STEVE EMBER: And Im Steve Ember. This week, we explore music through the eyes of two married couples. One of them produces rec

发表于:2018-12-16 / 阅读(70) / 评论(0) 分类 2011年VOA慢速英语(五)月

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(79) / 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(59) / 评论(0) 分类 英语单词荟萃

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(80) / 评论(0) 分类 Scientific American(八)月

THIS IS AMERICA - Second Chances for Prisoners, Horses and the Unemployed; Dogs Help Children Learn to Read CAROLYN PRESUTTI: Welcome to THIS IS AMERICA in VOA Special English. Im Carloyn Presutti. STEVE EMBER: And Im Steve Ember. This week on our sh

发表于:2019-01-12 / 阅读(86) / 评论(0) 分类 2012年VOA慢速英语(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(118) / 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(98) / 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(84) / 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(109) / 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(82) / 评论(0) 分类 2010年慢速英语(三)月

Glaucoma is the leading cause of irreversible loss of vision worldwide and now doctors believe the devastating disease begins in the brain and not in the eye as has long been thought. Dr. David Calkins, director of research at the Vanderbilt Eye Inst

发表于:2019-01-20 / 阅读(75) / 评论(0) 分类 VOA标准英语2010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(105) / 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(121) / 评论(0) 分类 科技之光

AMERICAN MOSAIC -March 22, 2002: VOA's Maurice Joyce remembered / Grand Central Terminal in New York / Oscar-nominated songs HOST: Welcome to AMERICAN MOSAIC —.. VOA’s radio magazine in Special En

发表于:2019-01-30 / 阅读(385) / 评论(0) 分类 American Mosaic

By Mary Morningstar Washington 01 April 2006 Kenny Rogers Legendary singer Kenny Rogers has recorded more than 60 albums that have sold over 100 million copies worldwide. He made his first appearance

发表于:2019-01-31 / 阅读(145) / 评论(0) 分类 2006年VOA标准英语(四月)

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(60) / 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(131) / 评论(0) 分类 实用英语
学英语单词
absorption spectroanalysis
An Binh
at the pump
Bedelē
bill of loading
buddy team (system)
character positioning
charge temperature
cheneau
circumferential measurements
Cissampelopsis corifolia
computer system failure
Contra Costa County
cosequence
dataswitching
decomposition water
dedolomitisations
depositional fabric
Dushai
eight-hour day
emotional buying motives
emotional tone
ex-trotskyist
exhaustion shock
Ficus subulata
financial law
foscari
gallon oil can
Ganane
gas examination
gastrodisk
giraffe unicycle
has nothing to do with
have something out
hemostatics
heuristic search
high and mighty
high hydraulic valve
hollande
hydraulic servo actuator
hyperbox
indoor tennis court
industrial waste treatment
inosilicate
intergrapes
intializtion applets
ITU-TSS
jack planes
jelly filled capacitor
Kangaslampi
karst collapse column
lazariss
leatherjacket
Lithocarpus synbalanos
magna assisa eligenda
magnetic meridian plate
Masud
method of steepest descent
metrophlebitis
myoelastic fiber
nasopharynioma
non-selective pitch propeller
noninclusion
Onor, Gora
optical frequency converter
parametric phase-locked oscillator
pasques
phex
production of shaft kiln for unit cross section
pulmonic sounds
R&B
radio-frequency communication
rate of weapons innovation
re-embrittlement
reference body
rhaphuma testaceiceps
richmond
sailing orders
seriah
shalaporia
shiplines
skin actinomycosis
Smyshlyayevka
square coarse file
status statistics
sulci palatini
superior colliculi
syndrome of exuberance of lung heat
Syntrichia
systemtransposition
Tengolan, I.
the service
trett
ultracryotomy
underlying trust
urogenital pore
valenciennea sexguttata
vehicle maintenance and repair network
viatical settlement
Zeph.
zoogenetic infection
Zoquean