酚酞

British Columbia is the third largest Canadian provinces, both in area and population. It is nearly 1.5 times as large as Texas, and extends 800 miles(1,280km) north from the United States border. It

发表于:2018-12-01 / 阅读(249) / 评论(0) 分类 新东方现代文背诵篇章

This is the VOA Special English Health Report. Bisphenol A is a chemical widely used to make hard, polycarbonate plastic. Food storage containers, reusable water bottles and baby bottles are among the many different products that may contain BPA. BP

发表于:2018-12-15 / 阅读(189) / 评论(0) 分类 VOA慢速英语2008年(九)月

Identity Thieves’ New Ploy: Pharming 2 How do people pharm? Pharming scams take a few different forms: Attackers could use malicious code, such as a virus, planted on a user’s PC to track keystrok

发表于:2018-12-19 / 阅读(276) / 评论(0) 分类 彭蒙惠英语

This is scientific American sixty seconds science. I am Amy Kraft. Got a minute? Sweat potatoes contains fiber, vitamin A and calcium, but the way that scientists think they can make them even more healthful is literally shocking. Researchers found t

发表于:2018-12-24 / 阅读(141) / 评论(0) 分类 Scientific American(八)月

Columbus Day is a special holiday all across the Americas. Countries in North, Central and South America celebrate the anniversary of Christopher Columbus's arrival in the Americas on October the 12th, 1492. In the United States, the day is called Co

发表于:2018-12-29 / 阅读(201) / 评论(0) 分类 英语课程学习计划和讲义

1985年, 一名提供医疗卫生服务的土著领导人启发了建筑师保尔蓬乐若思(Paul Pholeros),在澳大利亚南部的一个土著小社区内,开展了一个不再有人生病的项目计划。关键的理念是:不光要考虑

发表于:2019-01-05 / 阅读(203) / 评论(0) 分类 TED公开课:贫穷至进步

Welcome to AMERICAN MOSAIC in VOA Special English. (MUSIC) Im Doug Johnson. This week on our program, we answer a question about Oprah Winfrey. We also have new music from MGMT. But first, we tell you about a new exhibit remembering some Americans wh

发表于:2019-01-11 / 阅读(172) / 评论(0) 分类 2010年VOA慢速英语(四)月

1. The Dow Industrials rose nearly 142 points after more than a 500-point drop Monday. The move came as the Fed left interest rates unchanged and also pumped 70 billion dollars into the financial system. 2. Residents of Galveston in Texas have been

发表于:2019-01-11 / 阅读(255) / 评论(0) 分类 美联社新闻一分钟2008年(九)月

By Meredith Buel Washington 18 April 2007 A closely divided U.S. Supreme Court has upheld a ban on a controversial abortion procedure. VOA correspondent Meredith Buel has details from Washington. Pro-abortion demonstrators in front of the US Supreme

发表于:2019-01-12 / 阅读(196) / 评论(0) 分类 2007年VOA标准英语(四月)

By William Ide Washington 10 April 2007 The U.S. Holocaust Museum has launched a joint project with Google's satellite imagery Web site Google Earth to promote awareness of the crisis in Darfur and give the public a new perspective on the death, disp

发表于:2019-01-12 / 阅读(199) / 评论(0) 分类 2007年VOA标准英语(四月)

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(253) / 评论(0) 分类 VOA标准英语2010年(一月)

US Museum Showcases National Medical Collection These conjoined twins are not what you'd come across in a conventional museum. They are one of the exhibits at The National Museum of Health and Medicine near Washington. Its aim is to promote the under

发表于:2019-01-13 / 阅读(161) / 评论(0) 分类 VOA标准英语2012年(八月)

Autumn Leaves Show Their True Colors As days grow shorter and nights grow cooler in Boulder, Colorado, the green leaves of summer have been putting on party colors. On cottonwood trees and aspens, theyre golden yellow coins. On Mapleton Avenue, the m

发表于:2019-01-13 / 阅读(190) / 评论(0) 分类 VOA标准英语2011年(十一月)

A small corner shop in suburban Sydney is an unlikely place to hear the horrors that force people from their homes and into the devious and dangerous world of people smugglers. Hassan Abotbeek fled Iraq and arrived in Australia by boat more than seve

发表于:2019-02-05 / 阅读(183) / 评论(0) 分类 英语杂谈

Agricultural runoff from fertilizers, chemicals and animal waste is responsible for about half the pollution in the Chesapeake Bay. The U.S. Enviromental Protection Agency is stepping up enforcement and working with the United States Department of Ag

发表于:2019-02-05 / 阅读(195) / 评论(0) 分类 VOA标准英语2009年(十二月)

Ganso could be out until 2013, says physio RIO DE JANEIRO, Sept. 28 (Xinhua) -- Brazil midfielder Paulo Henrique Ganso could be forced to wait until next year to make his debut for new club Sao Paulo. Ganso, who joined the Brazilian top division outf

发表于:2019-02-06 / 阅读(235) / 评论(0) 分类 英语新闻

-Today we take for granted that the world is round. In the fifteenth century, however, most people believed the world was flat. They thought that monsters or a trip over the edge of the earth waited for anybody who sailed outside the limits of known

发表于:2019-02-07 / 阅读(223) / 评论(0) 分类 阅读空间

BRUSSELS, May 31 (Xinhua) -- Baby bottles containing the substance Bisphenol A (BPA) would have to be pulled from the shelves across the European Union (EU) starting from Wednesday, in a milestone move to better protect the health of EU citizens, an

发表于:2019-02-08 / 阅读(178) / 评论(0) 分类 英语新闻

SEOUL, Jan. 3 (Xinhua) -- South Korean pop star Rain will face disciplinary action for violating terms of his 21-month mandatory military service, the Defense Ministry said Thursday, following revelations he has been dating a top actress while on lea

发表于:2019-02-08 / 阅读(178) / 评论(0) 分类 英语新闻

Tea has complex compounds called polyphenols which are believed to help the arteries to relax or dilate, thus enabling a smoother flow of blood. 茶中含有一种叫多酚的复杂混合物。这种物质据信能帮助放松或扩张动脉,从而使

发表于:2019-02-17 / 阅读(210) / 评论(0) 分类 实用英语
学英语单词
absolute age of groundwater
acetabutone
adherography
aegista shermani
AllSeen
angelini furnace
annulling
atgar
average hour of work
barium crown
br?nsted base
cable conduit
calciotantalite
calculus of observation
callithumpian
carbon bottom
cascarin
casing adapter
child guidance clinic
concrete sprayer
contriveth
coronavirus infection
crunches
de-oxygenated
deinsectization
demurrage day
diginorm
dorche
drilling press
electric field intensity measurement
electronic purses
eluxated
emollient cathartic
ethical esthetics
external toothing
fersin
final authority
Fitz Roy
fork-type hay loader
forward swept wing aircraft
George Edward Pickett
glaudula pituitaria
glutteth
hand dug well
hierarchical order
hike out
infrasonic frequency
International diversification
iranis
lateral cutaneous nerve of forearm
linenlike
lithographize
loliolus (nipponololigo) uyii
lone-form auditor,s report
Mamalucco
minority government
Mklink
nanointerface
nitrogen starvation
oblique wing aircraft
oh-so
ostealgic
patterned glass
pet house
petasin
petro chemical industry
photocell pick-up
pitch-off
point velocity
polka dot
Popodara
prezzy
pseudo-capacitor
quahogs
re-titling
recontained
representatives
respelling
retepores
reversing carburetor
scarlatinal toxin
search term
self-analytical
Shilenga
shirtjac
snoqualmie
stage screw
submerged stability
Sungai Tiram
super high frequency radiophone
tatooine
Thuja orientalis L.
track building machinery
trap oxidizer
true nostril
unidirectional switch
unpragmatic
uric acid
Vohimarina
windbreaks
Wong's method
yentl