[化] 巯基络合物

INTRODUCTION TO ACT I Today on TUNING IN THE U.S.A., we are on a train going to Washington, D.C. Ellen Stewart is taking Alexandra Pappas to visit the nations Capital. They are, in many ways, like other tourists. They want to visit the Air and Space

发表于:2018-11-30 / 阅读(270) / 评论(0) 分类 欢乐美语

By Anjana Pasricha New Delhi 13 July 2007 The Sri Lankan government says it is planning victory celebrations and is drawing up an economic plan for the east of the country, where troops have captured a Tamil Tiger stronghold. But as Anjana Pasricha r

发表于:2018-12-16 / 阅读(344) / 评论(0) 分类 2007年VOA标准英语(七月)

Britain's new coalition government is pledging to put a cap on the number of non-EU immigrants allowed into Britain. Some people believe it's what the country needs to curb over-population. But, others say it could hurt British business as well as th

发表于:2018-12-16 / 阅读(198) / 评论(0) 分类 VOA标准英语2010年(五)月

Superhero Thwarts Evil Nazi Plot in 'Captain America: The First Avenger' Acomic book super hero whose exploits began in the 1940's is back as one of this year's big action movies. Here's a look at Captain America: The First Avenger. General Patton ha

发表于:2018-12-16 / 阅读(213) / 评论(0) 分类 VOA标准英语2011年(八月)

The 2.5 percent pre-determined interest rates attached to life insurance products here in China have been scrapped. The move is the latest effort by central government to liberalize the country's interest rates. The People's Bank of China has already

发表于:2018-12-19 / 阅读(199) / 评论(0) 分类 世界各地新闻集锦

[00:02.54]English Express [00:28.11]OAKA - The Athens Olympic Sports Complex [00:31.40]雅典奥运会场馆 [00:43.42]The Athens Olympic Sports Complex (OAKA) [00:47.09]is situated at Maroussi [00:48.97]and was the centre of the Olympic Games 2004.

发表于:2018-12-26 / 阅读(290) / 评论(0) 分类 轻松英语之旅

说一口流利的英语,从简单的单词开始。 听听,读读,背背,今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 cap [ kAp ] It's better to put the cap

发表于:2018-12-30 / 阅读(262) / 评论(0) 分类 每日攻克5词

说一口流利的英语,从简单的单词开始。 听听,读读,背背,今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 cap [ kAp ] Clouds capped the woods. v

发表于:2018-12-30 / 阅读(397) / 评论(0) 分类 每日攻克5词

After they left the ship, the children decided that they needed to call Cap Lambert the very first thing. Can I just sit some place and wait? Benny asked. My legs feel funny when I walk. Mine do, too, Jessie said. Those are our sea legs. Well get our

发表于:2018-12-31 / 阅读(229) / 评论(0) 分类 20 The Haunted Cabin Mystery

The United States said Monday the government of Zimbabwe's President Robert Mugabe cannot be considered legitimate in the absence of a presidential runoff election. In the wake of opposition candidate Morgan Tsvangirai's forced departure from the c

发表于:2019-01-13 / 阅读(238) / 评论(0) 分类 VOA标准英语2008年(六月)

Scientists in Australia are developing a thinking cap that could unlock our hidden genius, by switching on and off certain sections of the brain. Researchers at the University of Sydney think their experiments show that we all have hidden creative t

发表于:2019-01-13 / 阅读(281) / 评论(0) 分类 VOA标准英语2008年(十月)

Plan Hatched to Lure Swallows Back to Capistrano The cliff swallows' long-time roost at Mission San Juan Capistrano is celebrated every March with a parade, and 70 years ago, was immortalized through a song, When the Swallows Come Back to Capistrano,

发表于:2019-01-13 / 阅读(275) / 评论(0) 分类 VOA标准英语2012年(六月)

U.S. President Barack Obama is cautiously optimistic, now that an experimental cap has stopped oil from gushing from BP's ruptured well in the Gulf of Mexico. President says the cap is a temporary solution. President Obama says one way or another, th

发表于:2019-01-13 / 阅读(274) / 评论(0) 分类 VOA标准英语2010年(七)月

Daily Life - This Is Your Captain Speaking (C0058) A: And the next thing you know, were running towards the... Oh...did you feel that? B: Yeah, dont worry about it; were just going through a bit of turbulence. C: Ladies and gentlemen, this is your ca

发表于:2019-01-20 / 阅读(238) / 评论(0) 分类 纯正地道美语

The speaker was addressing a roomful of teachers. He said, 'Thinking' and 'thinking critically' aren't the same. For example, if you're thinking about what day it is, that's not thinking critically. He instantly heard some murmuring. A teacher said,

发表于:2019-01-22 / 阅读(232) / 评论(0) 分类 英文短篇故事(纽约)

The tutor handed the black marker to his student. She was learning English. She constantly spoke to him in Russian, even though he hardly knew net from da. She wrote the two contractions for he is not on the whiteboard. He said, Very good. She smiled

发表于:2019-01-22 / 阅读(221) / 评论(0) 分类 英文短篇故事(纽约)

Tim Johnston Separatist rebels in the Indonesian province of Aceh have released at least 138 captives to the Red Cross. The releases come shortly after the government scrapped martial law in Aceh, whi

发表于:2019-01-31 / 阅读(222) / 评论(0) 分类 VOA2004(上)--国际时事

Idiom: Put on your thinking cap ( think hard ) Hit the book: Be accused of Malnourished Tabloid Taunt Sentiment Spark outrage Skeleton Catwalk Victoria Beckham has been accused of being 'malnourished' and has admitted to an eating disorder in the pas

发表于:2019-02-16 / 阅读(243) / 评论(0) 分类 趣味青春英语

LONDON, Nov. 14 (Xinhua) -- Liverpool's teenager winger Raheem Sterling is set to make his debut for England while his club teammate and captain Steven Gerrard is expected to earn the 100th cap in England's friendly against Sweden in Stockholm on Wed

发表于:2019-02-18 / 阅读(231) / 评论(0) 分类 英语新闻

Now, the VOA Learning English program Words and Their Stories. Our world is home to thousands of different kinds of birds. No two bird species are the same. Each one has its own unique qualities like its feathers! Feathers keep a bird warm and dry. F

发表于:2019-03-09 / 阅读(341) / 评论(0) 分类 2019年VOA慢速英语(二)月
学英语单词
accordionist
afshar
aldergroves
amberjacks
Analavelona
apex of hierarchy
aratos
arm of flesh
armoured vest
Association of Scientific Workers
auto link
automatic rejection
balance of internatinal payments
bedeguars
BEROTHIDAE
bismethyl
bluntly tuned
bomb-vessel
bosherstons
bow chica wow wow
bulging test
cartialgenous
cephalotuss
checkrow bunch planter
CMOS memory
coenopopulation
command procedure statement
commercial simulation
compiler specification language
computer sciences
control float
cosmological city
cutting theory
definitus
DINA (direct-noise amplifier)
directional impedance relay
donahues
double policy
e-commerces
engineering castings
essentic
gustatorial
haad
haematodes
half plane of convergence
high-angle guns
homogeneous line broadening
humpback whale
hydrangea bretschneideri dipp.
impulse hydroturbine
insists on
instancing models
isoelectric points
juvenile hormone
Kulyuchiveyem
lunotriquetral
male hog
mess around with sth
michaelsarsia elegans
milksecretion
Mnichovo Hradiště
mobile component
moralisings
morooka
motor-cyclings
multi-decision
new registration
nonparty
nozzle entrance section
OK,
open working
pernis apivoruss
piedishes
pockets of water
Protodonata
pseudophakia
radio transmission
rap club
Sapium pleiocarpum
scomberoides commersonnianus
secondary center of origin
secondary filament
single end control
Sir Arthur John Evans
siuslaw
somalensis
specific purpose mobile crane
Spike Milligan
squirts, the
stay over
stopping criteria
storage fissures
svc (signaling virtual channel)
Syme amputation
tetanizing current
three-circuit tuner
tip leak
trichopterygids
turn the position of an army
unnoblety
wall crazing
zepp