[有机化学] 有机锂化合物

Section A [00:01.23]1. W: Have you checked it for me? [00:04.26]M: Yes.There are temporary vacancies at the moment,but you may look back in a month. [00:09.40]Q: What does the woman want to be? [00:12.38]2. M: I'd like to book a flight to Munich for

发表于:2018-11-29 / 阅读(315) / 评论(0) 分类 决胜四级听力必备

Today's show goes out to Law Enforcement Officer Memorial High in Florida and North Kansas City High in Missouri. It's great seeing some of your students at the CNN Center recently! Today on CNN Student News, a match made in the wireless world: We're

发表于:2018-12-02 / 阅读(227) / 评论(0) 分类 CNN2011年(三)月

Grammar Girl here. Todays topic is the complex-compound sentence. Guest writer Sal Glynn writes: Most writers worth their fingertip calluses begin as avid readers. We read books, magazines, and websites indiscriminately until we start to notice the w

发表于:2018-12-07 / 阅读(252) / 评论(0) 分类 英语语法 Grammar Girl

[00:01.45]Exercise 6 Listen to the lecture again [00:05.04]and complete the fatfiles. [00:08.94]Pronunciation [00:09.55]Exercise 8 Listen to the lectrue again [00:13.06]and take note of the pronunciation [00:15.08]of the compound words. [00:17.82]Exe

发表于:2018-12-13 / 阅读(301) / 评论(0) 分类 北师大版高中英语模块8(选修)

1. The White House says sanctions may be coming against Syria with the US condemning violent crackdown on anti-government protesters there. More than 300 people have been killed. 2. Mississippi Governor Haley Barbour says he is not running for presid

发表于:2018-12-15 / 阅读(268) / 评论(0) 分类 美联社新闻一分钟2011(四月)

addition [ə'diʃən] n.加,增加(量) boss [bɔs] n.老板,工头 compound ['kəmpaund] n.复合物,化合物 difficult ['difikəlt] a.困难的 expert ['ekspə:t] n.专家,能手 headquarters ['hed'kwə:təz] n.司令部,指挥部,总部

发表于:2018-12-19 / 阅读(314) / 评论(0) 分类 TED演讲教育篇

Intonation can indicate completely different meanings for otherwise similar words or phrases. For example, an English teacher teaches English, but an English teacher is from England; French class is where you study French, but French class is Gallic

发表于:2018-12-27 / 阅读(187) / 评论(0) 分类 美式英语正音训练

Parts of Chile are facing a growing water crisis. The Reuters news agency reports the government is taking steps to protect the countrys water supplies from mining operations. But for many years, the Chilean government approved water extraction right

发表于:2019-01-03 / 阅读(224) / 评论(0) 分类 2018年VOA慢速英语(九)月

坚持不懈,直到成功。 我们每天的奋斗就像对参天大树的一次砍击,头几刀可能了无痕迹。每一击看似微不足道,然而,累积起来,巨树终会倒下。这恰

发表于:2019-01-03 / 阅读(358) / 评论(0) 分类 四六级词汇与结构练习

1. Authorities in Utah say they found no signs of six trapped miners when they lowered a camera down to where they think the men are located. This is their second effort to make contact with the men. Yesterday a microphone was lowered down to a separ

发表于:2019-01-08 / 阅读(275) / 评论(0) 分类 美联社新闻一分钟2007

AGRICULTURE REPORT - Scientists Find Compound in Smoke that Helps Seeds Grow By Mario Ritter Broadcast: Tuesday, July 20, 2004 This is Steve Ember with the VOA Special English Agriculture Report. A di

发表于:2019-01-11 / 阅读(240) / 评论(0) 分类 农业与发展

The United Nation's World Food Program says rogue members of Somalia's extremist al-Shabab group attempted to raid its compound late Sunday in the Somali town of Wajid, about 300 kilometers northwest of Mogadishu. World Food Program spokesman, Peter

发表于:2019-01-14 / 阅读(273) / 评论(0) 分类 VOA标准英语2009年(八月)

Exercise 11-8: Your Own Compound Nouns CD 4 Track 45 Pause the CD and build up your own compound nouns, both subject and object. 图片1

发表于:2019-01-15 / 阅读(206) / 评论(0) 分类 标准美语发音的13个秘诀 CD4

What do these five words have in common: hotdog, fireworks, well-being, waistline, sunset and ice cream? They could all describe a fun holiday celebration. For example: My holiday was wonderful! I went to a friends party and we laughed, ate and had a

发表于:2019-01-21 / 阅读(294) / 评论(0) 分类 2018年VOA慢速英语(十二)月

文本: Maiev:Elune be praised! I knew you would come, Shando Stormrage! Malfurion:Im glad we reached you in time, Maiev. Maiev:Priestess Tyrande, Im surprised you came in person. Are you here to _(1)_ your guilty conscience? Tyrande:I did

发表于:2019-01-23 / 阅读(232) / 评论(0) 分类 小龟乐游记英语短文

By Elizabeth Carlassare. Todays topic is compound interest. Albert Einstein is often quoted as having said something to the effect that compound interest is the greatest wonder of the universe. Its an urban legend, but it packs some punch! In todays

发表于:2019-01-30 / 阅读(251) / 评论(0) 分类 货币英语

U.S. President Barack Obama has announced that the world's most wanted terrorist(恐怖分子 ), al-Qaida leader Osama bin Laden, was killed by U.S. forces on Sunday at a compound deep inside Pakistan. Mr. Obama made the announcement during a liv

发表于:2019-02-04 / 阅读(207) / 评论(0) 分类 英语新闻

Dear Lexie,亲爱的莱克西: On your first day of college, let me congratulate you on your well-earned freedom. No more curfews[宵禁]. No more being dragged places you'd rather not be. No more of Dad's teachable[可教的] moments about respons

发表于:2019-02-09 / 阅读(236) / 评论(0) 分类 实用英语

ISLAMABAD, Feb. 25 (Xinhua) -- The living compound of the former al-Qaida chief Osama bin Laden in Pakistan's northwest city of Abbottabad is being demolished, said one local media report. Local Urdu TV channel Express said that the front part of bin

发表于:2019-02-18 / 阅读(195) / 评论(0) 分类 英语新闻

Rebel fighters have seized Moammar Gadhafi's compound in the capital, Tripoli, and are celebrating what they consider a major victory over the Libyan leader and his loyalist troops. The rebel fighters fought their way into Gadhafi's Bab al-Aziziya co

发表于:2019-02-18 / 阅读(178) / 评论(0) 分类 英语新闻
学英语单词
-stele
a girlfriend
abnormal function
aguiled
Alaba-K'abeena
alkoxys
animal-healths
arsenic rhodanate
asbestos float
atevirdine
beleapan rf.
butt set
cardiac resuscitator
castration hydrocoele
celerity
Ch'ungmangang
chain effect
Chartering Trade
climax dominant
co-coordinator
coated pit
code of fair testing practices in education
crack a bottle
crypto-colonial
CZD
decay heat system
dendritic ribbon
differential smoothing
disulfanil amide
electronic impulser
epilithion
evaluation module interface
fire-engine
flood gun
full rigged ship
G switch
genus peltandras
goingbarrel
Graham, Sylvester
heading-and-stope mining
hemagglutination virus
hot compressive strength
iannetta
ignatieffite
intraperitoneal route
jejunotomy
keyholes
kodiak islands
laugh on the other side of one's face
lehrzolite
light service
liquick
live-forerer
location variable type
long linearity control
long wave undulation of rail head
mental incapacity
metal cushion
millcourse
moldboard redger
monoricinolein
Mormonistic
Nueva, I.
obame
Parkinsonismus
peccabler
perpensions
pest sera
Phillips head
photogrammetry
picking bag
piecework remuneration
pig's eye
postamplification
potholder
propietary
protides
pushing about
puy-
reach an agreement with
reflective fabric
regime of international inflation
reno-renal reflex
rimet
Ruppia maritima
scutellations
sensitive bulb
ship mooring condition
sickle - cell anemia
six-pointed star core
solvent extraction cycle
spignels
subeffects
synyster
torque diagram
toxemias of pregnancy
under-employments
Van Daalen, Sungai
verbascosides
verifiableness
Vinamilk
weakly nonlinear system