[化] 钴华
[医] 刺桐硷
n. A colorless crystalline substance, C20H22O10, extracted
from certain lichens, as the various species of Rocella. It is a
derivative of orsellinic acid. So called because of certain red
compounds derived from it. Called also erythric acid.
n. See Erythrite, 2.

Indonesia ranks in the bottom of the corruption perception index in Asia, and its citizen often name graft as the main problem in their country. President Susilo Bambang Yudhoyono, who is running for a new term in next month's presidential election

发表于:2018-12-08 / 阅读(80) / 评论(0) 分类 VOA标准英语2009年(六月)

New Award Could Become Nobel for Engineering At Buckingham Palace, Queen Elizabeth presented her first ever Prize for Engineering, including one million British pounds, to Americans Robert Kahn and Vincent Cerf, and Frenchman Louis Pouzin for inventi

发表于:2018-12-08 / 阅读(96) / 评论(0) 分类 VOA标准英语2013年(六月)

Education Report - When a Textbook Is Online, Not on Paper 教育报道 - 美国一些公立学校启用电子教科书 This is the VOA Special English Education Report. 这里是美国之音慢速英语教育报道。 Electronic books have changed t

发表于:2018-12-16 / 阅读(78) / 评论(0) 分类 2012年VOA慢速英语(二)月

6.DISAPPEARING THR0UGH THE SKYLIGHT Osborne Bennet Hardison Jr. 1 Science is committed to the universal. A sign of this is that the more successful a science becomes, the broader the agreement about its basic concepts: there is not a separate Chinese

发表于:2018-12-29 / 阅读(251) / 评论(0) 分类 高级英语 下

By Rebecca Ward Washington 06 January 2006 H1 Bees Skrikanth Devarajan came to the United States on an H-1-B visa allowing him to work in the high-tech industry. But the Indian-born computer engineer

发表于:2019-01-04 / 阅读(146) / 评论(0) 分类 2006年VOA标准英语(一月)

By Sean Maroney Washington 23 February 2007 watch International Migration report Millions of people flee their homes each year to escape war, famine or disaster. The international community helps many of them when they end up as refugees in foreign

发表于:2019-01-07 / 阅读(116) / 评论(0) 分类 2007年VOA标准英语(二月)

A: Were you able to get a look at the suspect's face? B: Yes. I know exactly what he looks like. A: I must ask you to pick him out of a line-up. B: That won't be a problem. A: Look closely at the five men in this line-up. B: I am looking. A: Do you s

发表于:2019-01-11 / 阅读(119) / 评论(0) 分类 英语情景对话-犯罪

Technology Report - Event Aims to Build Interest in Science, Engineering This is the VOA Special English Technology Report. Last week we reported on Microsoft Corporations Imagine Cup finals in the United States. Team FlashFood from Arizona State Uni

发表于:2019-01-12 / 阅读(97) / 评论(0) 分类 2012年VOA慢速英语(六)月

By Lisa Bryant Paris 22 January 2008 Pakistani leader Pervez Musharraf downplayed fears Tuesday that Islamist militants are gaining strength in Pakistan. His remarks came during a visit to Paris that included talks with his French counterpart, Nicola

发表于:2019-01-13 / 阅读(106) / 评论(0) 分类 VOA标准英语2008年(一月)

President Dmitri Medvedev's proposal to extend the presidential term of office in Russia from four years to six is sailing through the constitutional amendment process with virtually no input or discussion about this issue by the public. VOA Moscow

发表于:2019-01-13 / 阅读(131) / 评论(0) 分类 VOA标准英语2008年(十一月)

Worldwide, giving birth is far less dangerous than it was even two decades ago. A new report shows that maternal mortality, however, remains a serious threat - even in wealthy, industrialized nations. A report released by New York City's health depar

发表于:2019-01-13 / 阅读(142) / 评论(0) 分类 VOA标准英语2010年(六)月

A: Could I pay for my parking ticket? B: I need to see your ticket. Do you have it? A: Here's my ticket right here. B: I'm going to need to see your ID. A: I don't have it. B: You can't pay your fine without your ID. A: I don't understand why I can't

发表于:2019-01-15 / 阅读(125) / 评论(0) 分类 英语情景对话-驾驶

By Lisa Schlein Geneva 25 October 2007 A U.N. new report warns the recent upsurge of violence in Afghanistan is threatening the progress made in the welfare of women and children since the fall of the Taliban. The U.N. Children's Fund also raises con

发表于:2019-01-31 / 阅读(109) / 评论(0) 分类 2007年VOA常速英语(十月)

By Peter Fedynsky Moscow 14 February 2008 President Vladimir Putin says Russia has common peaceful interests with the United States and Europe, but will be forced to target missiles against neighbors if threatened by NATO expansion. The Russian leade

发表于:2019-02-03 / 阅读(98) / 评论(0) 分类 VOA常速英语2008年(二月)

By Peter Heinlein Addis Ababa 15 April 2008 Two bomb blasts in the Ethiopian capital Addis Ababa have killed three people and injured 18 others. VOA's Peter Heinlein in Addis Ababa reports the attacks targeted Ethiopia's national oil company. The bla

发表于:2019-02-03 / 阅读(94) / 评论(0) 分类 VOA常速英语2008年(四月)

By Paul Sisco Washington, DC 02 August 2006 watch Viking report An illustration of a Viking landing on the red planet Thirty years after the first successful landing of a robotic probe on Mars by NASA's Viking spacecraft, the search for life on the

发表于:2019-02-03 / 阅读(126) / 评论(0) 分类 2006年VOA标准英语(八月)

Nigeria's most prominent militant group, the Movement for the Emancipation of the Niger Delta, or 'MEND', has claimed responsibility for a third day of violence in the southern oil producing region. Sarah Simpson reports from Lagos the militants say

发表于:2019-02-06 / 阅读(109) / 评论(0) 分类 VOA标准英语2008年(九月)

By Alisha Ryu Nairobi 05 November 2007 In a worrying sign that insurgent violence in the Somali capital could escalate further, the deputy chairman of the Eritrea-based Somali opposition group tells VOA that well armed rebels are prepared to step up

发表于:2019-02-06 / 阅读(117) / 评论(0) 分类 VOA常速英语2007年(十一月)

By Liam Cochrane Kathmandu 09 July 2007 The U.S. ambassador to Nepal says the Maoist party remains the biggest threat to holding peaceful elections in November. He says the Maoists are still considering violence as a way to gain absolute control of N

发表于:2019-02-07 / 阅读(167) / 评论(0) 分类 2007年VOA标准英语(七月)

By Kurt Achin On Board the USS Nimitz, Sea of Japan 03 March 2008 North Korea is warning this week's large-scale military exercises between the United States and South Korea could damage diplomatic efforts to end the North's nuclear weapons programs.

发表于:2019-02-11 / 阅读(109) / 评论(0) 分类 VOA标准英语2008年(三月)
学英语单词
A pluses
alkaline process
Amomum melegueta
arc-energy
ash shatrah (shatra)
auto polo
automatically adjusting counter weight
backed frictional material
bandpass if filters
bioburden
brommer
calabrian age
capsulizing
centesimally
clear your throat
closed feedwater heater
copperhead snakes
cravath
crystal-gazing
diduryk
dimeprozan
dismayed
dormozoite
double angle formula
dry rot
dry saltery
durdins
DVMs
electronic controlled intermittent tractor
emmeshing
epidermatomycosis
etiolin
Euro STOXX
family Jungermanniaceae
flight instructor certificate
Form-constant
frenula praeputii penis
galleypot
graptolitic facies
Guisez's tube
high-speed stretch
Holwerd
hot potato routing
hows-to
Ilokano, Ilocanos
immitigably
intermediate shop
irregular break
Joseph
Joy longwall loading machine
keiter
Lamblia
lamentingly
less than truckload
local shear failure
Luampa Kuta
mains-operated set (unit)
mediatore
melanotropic cell
micro-ray
multiplexor (multiplexer)
narratizations
non-parallel equal crank linkage
oakmosses
oil-electric locomotive
OPCEN
PCTCP
perithyroiditis
philadelphus purpurascens (koehne) rehd.
photochemicaltransformation
phrasemaking
piezoresistor accel erometer
plough-shoe
preamps
pushmower
pyrindenes
regularly intermittent pulse
rhombic hemimorphic-hemihedral class
running torque-frequency characteristic
Scotchify
self defeating strategy
self-dual configuration
septum of glans
shag
skin pass rolling
statement of business operation
steak-and-potatoes
steamer trunks
subgrade in talus zone
surb
sweat index
tiflucarbine
tumor of palate
turbulent scattering
tuyere cooler
undercrowded
university publications
updating service
vapid
victualing house
walk with God
yarnwindles