硝基异硝基互变性;硝基异硝基互变现象

Lesson 12 Is It Necessary to Develop Toarism? Text A Little Good Will Can Help People Understand Each Other Today we had an American family, the Robinsons, for Sunday dinner. The man is in China on a

发表于:2018-11-27 / 阅读(297) / 评论(0) 分类 高级口语教程

Elementary - Difficult Customer A: Good evening. My name is Fabio, Ill be yourwaiter for tonight. May I take your order? B: No, Im still working on it. This menu is not even in English. Whats good here? A: For you sir, I would recommend spaghetti and

发表于:2018-12-02 / 阅读(76) / 评论(0) 分类 纯正地道美语

In a recent Business English Podcast (BEP 22), we looked at how to deal with technical problems when speaking on the telephone in English. Today, were going to talk how to deal with problems with the caller, which are of course much harder to handle!

发表于:2018-12-05 / 阅读(122) / 评论(0) 分类 商务电话英语

Simon got a monthly bill that he didnt like. His Internet service provider, Wink, automatically withdrew $15 from his checking account each month. This was called direct payment. It made things simpler for him because it meant one less check to write

发表于:2018-12-06 / 阅读(74) / 评论(0) 分类 365个英语简短小故事

Everyone likes to get good customer service, but we dont always get it. In this episode, we talk about tipping (where, when, and how much), and about how to handle a situation when the service was not so good. Harp and Maura also share their own pers

发表于:2018-12-06 / 阅读(90) / 评论(0) 分类 英语博客-北美风情

unit07 Motorism 汽车主义 The scene is a petrol station somewhere in England. A queue of cars streches back over a kilometer down the road. As vehicles move slowly towards the pumps, the air fills with the sound of the car horns. People are gettin

发表于:2018-12-07 / 阅读(96) / 评论(0) 分类 午后咖啡

A blog devoted to Michelle Obama's fashion sense has inspired a book. The woman behind both says there hasn't been a first lady in more than 40 years who has attracted this much attention for what she wears. Susan Logue | Washington 27 November 2009

发表于:2018-12-08 / 阅读(56) / 评论(0) 分类 VOA标准英语2009年(十一月)

The UN refugee agency says it is worried about the security of people living in isolated villages near the former conflict zones of Georgia. It says some 2,300 people from villages in the buffer zone between the Georgian town of Gori and the breakaw

发表于:2018-12-16 / 阅读(118) / 评论(0) 分类 VOA标准英语2008年(八月)

The Facts on Faminism 柳暗花明女权路 The word feminism conjures up a variety of images for people. A lot of misunderstanding and hyperbole have surrounded feminism, but according to the dictionary, feminism is simply a movement for the social,

发表于:2019-01-02 / 阅读(117) / 评论(0) 分类 双语有声阅读

分集介绍:导数,商数,正弦和余弦 Derivatives.of.products.quotients.sine.cosine

发表于:2019-01-05 / 阅读(330) / 评论(0) 分类 麻省理工学院公开课:单变量微积分

分集介绍:导数,斜率,速度与变化率 Derivatives.slope.velocity.rate.of.change

发表于:2019-01-05 / 阅读(328) / 评论(0) 分类 麻省理工学院公开课:单变量微积分

[全屏观看] 点击右键- 另存为 可保存这个Flash影片 Silly Sausage是Nitrome于2011年5月28日发行的一款益智类游戏,它是以香肠在尽量不碰到其它损失生命物体的情况下吃光所有的钻石再到达终点为标

发表于:2019-01-08 / 阅读(179) / 评论(0) 分类 英语对接游戏

By Selah Hennessy Dakar 24 September 2007 As part of a peace deal with militant ethnic Tuaregs in northern Mali, the country's government has pledged $2 million towards development. Analysts say long-awaited diplomacy and development aid is crucial i

发表于:2019-01-13 / 阅读(168) / 评论(0) 分类 2007年VOA标准英语(九月)

By Carol Pearson Washington, DC 29 May 2006 watch Autism Gene report Researchers at the University of Texas Southwestern have been able to genetically change mice so their behavior is similar to some people with autism. The researchers hope their di

发表于:2019-01-13 / 阅读(160) / 评论(0) 分类 2006年VOA标准英语(五月)

RACHEL MARTIN, HOST: There was a gathering here in Washington, D.C. last week that had nothing to do with the inauguration or with politics. It was an occasion for matchmaking, although not a romantic kind. Here, farmers got set up with chefs in an e

发表于:2019-01-16 / 阅读(133) / 评论(0) 分类 2017年NPR美国国家公共电台1月

By Melinda Smith Baltimore, Maryland 05 September 2006 watch report Celiac Disease For thousands of years, human beings have suffered from a genetic disorder that has received attention only in the last few decades. The disorder is called celiac dis

发表于:2019-01-26 / 阅读(210) / 评论(0) 分类 2006年VOA标准英语(九月)

GWEN IFILL: Congress is on the verge of finally approving a rewrite of the education law known as No Child Left Behind. The Senate is expected to pass it easily tomorrow. The House did so last week, and the president is expected to sign it. It will g

发表于:2019-01-27 / 阅读(102) / 评论(0) 分类 PBS访谈教育系列

HEALTH REPORT - New Heart Drug Shows Promise in African Americans By Cynthia Kirk Broadcast: Wednesday, November 17, 2004 This is Bob Doughty with the VOA Special English Health Report. Heart failure

发表于:2019-01-30 / 阅读(116) / 评论(0) 分类 健康与经济

Workaholism 工作狂 Kate: Hello, Im Kate Colin and this is 6 Minute English. Today I'm here with Jackie and were talking about people who work too much. Jackie: Hi Kate, yes most of us spend the majority of our lives at work and our working patterns

发表于:2019-02-07 / 阅读(397) / 评论(0) 分类 六分钟英语

Today we go on a journey. It starts in Sweden over 100 years ago; and then moves to London; and finally moves to future worlds and other planets. But we start in Sweden. Alfred Nobel spent his life finding ways to blow things up. He was born in 1833

发表于:2019-02-19 / 阅读(95) / 评论(0) 分类 听播客学英语
学英语单词
al-'arabi
Amur cork trees
artemisia kawakamii
atmospheric refiner
bacillus haemorragicus valenosus
barrel roofs
be behind one's ticket
bisulfates
black finish adjustable wrench
Bonyhard
broth medium
bunk-up
canal-irrigation
case of symmetry
castanon
catter
centring under point
cheilopogon abei
Classic FM
conductive silver paste
control rod withdrawal accident
counterfeiting
covenantees
decompounded motor
dye works
einav
elaiometer (elaeometer)
engelhardtia colebrookiana lind1.
engineering aspects
evidencive
expanding probang
extrality
farming climatology
fast page-mode RAM
fault code
festac
filament breakdown
filtrate
frequency modulation type altimeter
fructuum perceptio
garcinia hamburye hk.f.
half-cousin
hemocholecystitis
hemolyze
herlitz disease
Hirst tests
hoedown
imbittering
immune suppression
impoisons
jellabiya
lip thickness
lithospar
living picture
maceral group
main memory address
Marquezian
min/max index
mopied
Necho I
non-contributing area
nonsteroidal anti-inflammatory drug
note regarding future treatment
notocentrous vertebrae
nursing program
off-the-equilibrium path behavior
oil cavity
on the subject
oxalinic
paleozoogeographers
particle microstructure
peat charcoal
pegging down
permeablises
personkind
polyhydroxyalkanoates
polypous disease
polyuridylic acid
porous silicon
puopulsion arrangement
Qiongzhuea opienensis
Quiniduran
reporting mechanism
rizzotti
silhouettee
small computer system interfaces
sodium hydroxymethanesulfinate
sound pressure measurement
sounding the roof
specific unit capaity purchases
specle
spoon bowl
squeeze in
sundry native products
synthetic digital audio
transdermal patch
transit-company
ultraviolet cure
upglide cloud
WDDL
Willemsdorp