[化] 不对称碳原子

歌曲:Selena Gomez-The Heart Wants What It Wants Selena Gomez paid a late-night visit to apparent on-again boyfriend Justin Bieber at a Miami recording studio on Tuesday night. 周二晚上,赛琳娜戈麦斯到贾斯汀?比伯在迈阿密的录音

发表于:2018-12-13 / 阅读(69) / 评论(0) 分类 英语娱乐八卦

Iran Threat to Close Strait Could Hurt Economic Recovery Nearly one-fifth of the world's traded oil passes through the Strait of Hormuz, much of it destined for Asian and European nations. Lucian Pugliaresi at the Energy Policy Research Foundation sa

发表于:2018-12-16 / 阅读(54) / 评论(0) 分类 VOA标准英语2012年(一月)

Why Diamonds Really Are Forever Diamonds are forever they say, and this is why: diamonds are the hardest substance known to exist. Nothing would scratch or damage a diamond,While a diamond can scratch any other material on the earth. Everything is

发表于:2018-12-27 / 阅读(50) / 评论(0) 分类 英语时差8,16

Another threat is a rising oil price. In September the price of Brent crude surpassed $80 per barrel for the first time since 2014, 另一个威胁是油价的增长。9月,布伦特原油价格自2014年以来首次超过80美元\桶, driven in

发表于:2018-12-29 / 阅读(157) / 评论(0) 分类 经济学人财经系列

AMERICAN MOSAIC - Springsteen Sings the Songs of SeegerBy Shelley Gollust, Daniel Kirch and Jill Moss Broadcast: Friday, May 26, 2006 (MUSIC) HOST: Welcome to AMERICAN MOSAIC, in VOA Special English.

发表于:2019-01-02 / 阅读(77) / 评论(0) 分类 2006年慢速英语(五)月

AS IT IS 2014-12-06 Could North Korea Have Hacked Sony Pictures? 朝鲜黑索尼了吗? United States federal agents have joined an investigation of an attack on computers belonging to Sony Pictures Entertainment. The Federal Bureau of Investigation

发表于:2019-01-03 / 阅读(63) / 评论(0) 分类 2014年VOA慢速英语(十二)月

asceticism n.禁欲主义 aseptic adj.无菌的,洁净的 asinine adj.愚笨的 asparagus n.芦笋(可作蔬菜) asperity n.粗鲁,艰苦 aspersion n.诽谤,中伤 asphyxiate v.(

发表于:2019-01-03 / 阅读(75) / 评论(0) 分类 GRE英语

US Forces Poised to Deal with Iran Threat Ready for action at sea, the U.S. Navys 5th Fleet at Bahrain is among the massive military resources that the U.S. has permanently based throughout the region. They are prepared to respond if tensions with Ir

发表于:2019-01-13 / 阅读(83) / 评论(0) 分类 VOA标准英语2012年(一月)

KELLY MCEVERS, HOST: One of nature's most efficient life support systems is the egg. And over millions of years, eggs have taken on lots of different shapes, especially among birds. Biologists have been trying to figure out for a long time why that i

发表于:2019-01-17 / 阅读(49) / 评论(0) 分类 2017年NPR美国国家公共电台6月

And how, you may reasonably wonder, can scientists know what oxygen levels were like hundreds of millions of years ago? 你也许有理由想知道,科学家们怎么会知道几亿年以前的氧气浓度? The answer lies in a slightly obscure b

发表于:2019-01-17 / 阅读(95) / 评论(0) 分类 万物简史

At Wednesday's regular government meeting, Chinese Premier Li Keqiang called for more reforms and innovation to boost domestic consumption. As part of a raft of policies, the Chinese cabinet has promised to speed up reforms on the household registrat

发表于:2019-01-19 / 阅读(74) / 评论(0) 分类 2015CRI中国国际广播电台

中文 英文 缩写 捕获/拦截/收集/采集/获取 acquisition 捕捉 capture 捕捉范围 pull-in range 捕捉器 acquirer 不成功扩展后向建立信息消息 Extended Unsuccessful backward

发表于:2019-02-01 / 阅读(149) / 评论(0) 分类 电信英语

At Wednesday's regular government meeting, Chinese Premier Li Keqiang called for more reforms and innovation to boost domestic consumption. As part of a raft of policies, the Chinese cabinet has promised to speed up reforms on the household registrat

发表于:2019-02-05 / 阅读(69) / 评论(0) 分类 英语新闻

We are stopping. The ground marshaller is still guiding us in, but I think my engine will hit the boarding bridge if we taxi any further. 761. 我们停止了。地面信号员仍引导我们滑入,但我认为如果我们再滑入,我们的发动机

发表于:2019-02-05 / 阅读(156) / 评论(0) 分类 飞行员英语900句

Finding a supportive, well-fitting bra can be a struggle for women of any age. While size plays a part, the width and length of your breasts and the direction they point is, as well as where they're placed on your chest, is also important. 找到支撑

发表于:2019-02-08 / 阅读(65) / 评论(0) 分类 实用英语

Call Cayman Fidelity. 打给开曼富达银行 Tell them their favorite accountant is flying in to make a special deposit for a special client. 就说他们最喜欢的会计正要飞过来,替一位特别的客人存一笔特别的款子。 That e

发表于:2019-02-17 / 阅读(96) / 评论(0) 分类 绿箭侠第一季

Final Designs for London's New Buses Unveiled 伦敦推出最新版巴士设计 What is red but green, open but closed and old but new? Answer: London's stunning new double-decker buses. The traditional red double-deckers are a symbol of London. Thei

发表于:2019-02-21 / 阅读(70) / 评论(0) 分类 英语听力精选进阶版

Science and technology 科学技术 Health indicators 健康指标 On the face of it 从表面判断 More evidence that symmetrical features indicate good health 更多证据表明对称容貌显示身体健康 BEAUTY may be in the eye of the beholde

发表于:2019-02-24 / 阅读(145) / 评论(0) 分类 经济学人科技系列

This is the Ministry of Justice. 这是司法部。 Behind that door is the National Judicial Archives. 那扇门后是国家司法档案馆。 The fellow in the door, Andre Filitrault -- 门旁站着的是安德烈菲利亚特罗, who's the direct

发表于:2019-03-04 / 阅读(94) / 评论(0) 分类 TED演讲教育篇

The APU fire seems to be extinguished. Request fire trucks on standby and stairs vehicle to disembark the passengers. 521. APU火情看样子被熄灭了,申请消防车待命,还有客梯车以便让旅客下飞机。 The APU is still on fire. W

发表于:2019-03-10 / 阅读(187) / 评论(0) 分类 飞行员英语900句
学英语单词
airpath
all the harder
analog-to-digital programmed control
ballistic pendulum
beau geste
best linear unbiased estimate
budget-makings
carinations
castelluccio inferiore
caulking strip
centre grinder attachment
certainest
clef
Combomune
computerized axial tomography scanner
cone-nose bug
course title
cradle scaffold
daolatabad (dowlatabad)
debonairness
dental periostitis
die-casting squirrel cage
discounted benefit/cost ratio
discover the hard way
draught tube bend
false activation
FE compound
finality of verdict
flour purity
foam powder
forhide
formal advertising
fsf
gas thermometer equation
goods forbidden from import
grain elevators
graphitepipe
gutturalising
hold your breath
hypocarps
i-bid
insert ear
iscd
it appears that
japanning works
jew-hatred
judah-ites
keyshie
label cargo
lenticular bone
liberal-national
lick ... wounds
loadbearings
local legislation
lost policy holder
luminescence microscope
Marconi-man
McConnell Air Force Base
merergastic
monochlorophenol
Nai Ga
negrofy
net profit theory
nigrin
noiray
nominal performance
non-westerner
nonserialized
nozzle pressure ratio
Nyabéssan
Oluku
paludification
pastes
pinus parryanas
plain statement
postallantoic
Protopinus
quotiety
recovery quotient
red bridge washer valve
remote-controlled drier
restart start cell
Rickettsia bovis
run off rails
Santiago de Machaca
seegh
silver fluorotrioxophosphate
skinnys
spin magnetic quantum number
Strategic Air Command photograph network
stress peak
Syklandol
tape automatic checkout equipment
thiermann
tragedious
unthreading end
volumetric filling machine
waist rib
water proof switch
westgreen
worm-eater
Yentreve