[化] 三氟化硼合乙醚; 醚合三氟化硼(三氟化硼-醚络合物)

He was already thinking about leaving. He had just moved in. He and his girlfriend were living together. They were living together for the first time. But it wasn't all lovey-dovey. They argued a lot. She said he was a slob. You're a slob, she said.

发表于:2018-12-07 / 阅读(68) / 评论(0) 分类 简单慢速英语阅读

THIS IS AMERICA - Making Music Together BARBARA KLEIN: Welcome to THIS IS AMERICA in VOA Special English. Im Barbara Klein. STEVE EMBER: And Im Steve Ember. This week, we explore music through the eyes of two married couples. One of them produces rec

发表于:2018-12-16 / 阅读(69) / 评论(0) 分类 2011年VOA慢速英语(五)月

I'm here in Detroit visiting workers at a GM plant in the heart of a resurgent American auto industry. And I brought a guest with me President Lee of South Korea. We're here because this week, Congress passed landmark trade agreements with countries

发表于:2018-12-18 / 阅读(66) / 评论(0) 分类 美国总统演讲视频

By now, most people have heard of bitcoin. Bitcoin is a virtual currency that has had a huge rise in value during 2017. Bitcoin however is just one of many cryptocurrencies. A cryptocurrency is a kind of money that does not exist in the form of bills

发表于:2019-01-03 / 阅读(110) / 评论(0) 分类 2018年VOA慢速英语(一)月

New Report Shares Secrets of Rare Blue Diamonds History The Hope Diamond is one of the worlds most famous jewels. It was in the possession of a series of people: kings, bankers, rich women and thieves, before its arrival 60 years ago at the Smithsoni

发表于:2019-01-03 / 阅读(126) / 评论(0) 分类 2018年VOA慢速英语(八)月

Alice: Hello and welcome to 6 Minute English from BBC Learning English: well be talking about a story in the news and learning some vocabulary along the way. Im Alice and joining me today is Rob. Hi Rob. Rob: Hi there Alice. Alice: Now, Rob are you a

发表于:2019-01-07 / 阅读(109) / 评论(0) 分类 六分钟英语

英文歌词: There's no combination of words I could put on the back of a postcard No song that I could sing But I can try for your heart, our dreams, and they are made out of real things like a shoebox of photographs with sepia-toned loving Love is th

发表于:2019-01-10 / 阅读(155) / 评论(0) 分类 音乐咖啡厅

Fire has left V?in??l?'s heart stones Light has gone Dark nights no light under the sky Hard to find the fire-child Eagle of fire with fiery feathers Made a spark Ukko made the Kokko's spark Kindle as a fire [Chorus:] Fly into the night bring back th

发表于:2019-01-10 / 阅读(93) / 评论(0) 分类 英文摇滚歌曲

Words and Their Stories: Get Your Act Together I'm Susan Clark with the Special English program WORDS AND THEIR STORIES. A woman from Japan was telling a friend about her trip to the United States. The woman had visited major businesses and investmen

发表于:2019-01-12 / 阅读(68) / 评论(0) 分类 2013年VOA慢速英语(五)月

Words and Their Stories: Get Your Act Together 词汇典故:行动起来 I'm Susan Clark with the Special English program WORDS AND THEIR STORIES. 现在是美国之音慢速英语词汇典故节目,我是苏珊克拉克。 A woman from Japan was

发表于:2019-01-12 / 阅读(79) / 评论(0) 分类 2013年VOA慢速英语(三)月

Words and Their Stories: Get Your Act Together 词汇典故:行动起来 I'm Susan Clark with the Special English program WORDS AND THEIR STORIES. 现在是美国之音慢速英语词汇典故节目,我是苏珊克拉克。 A woman from Japan was

发表于:2019-01-12 / 阅读(96) / 评论(0) 分类 2011年VOA慢速英语(十一)月

Top 5 Crowdfunding Projects Ever A great idea is never enough. You need money to turn your idea into a reality. Your family and friends may give you money for your idea. But you are going to need more people to invest, unless you have very rich frien

发表于:2019-01-12 / 阅读(120) / 评论(0) 分类 2015年VOA慢速英语(十)月

Working Together in the New Year 团结合作,共创2012 Hello, everybody. As 2011 comes to an end and we look ahead to 2012, I want to wish everyone a happy and healthy New Year. 大家好!2011接近尾声,2012马上来临。值此新春之际,

发表于:2019-01-18 / 阅读(60) / 评论(0) 分类 美国总统演讲视频

And then -- this is the key part -- that block is linked to the previous block 随后是关键的部分,该区块连接到前一个区块, and the previous block to create a chain of blocks. 以及更前面的区块,形成了一连串的区块。

发表于:2019-01-18 / 阅读(61) / 评论(0) 分类 TED演讲商业篇

英音和美音,原来这么多单词听起来都不一样! 英式英语和美式英语,在很多方面都有所不同,包括在细微的语法使用,单词的拼写以及单词的发音上都有一些区别。今天我们主要分享一些常

发表于:2019-01-18 / 阅读(68) / 评论(0) 分类 卡卡课堂早餐英语

马路上的车越来越多,在车多的马路上,自行车道甚至会被挤占,这是真的吗? Alice: Hello and welcome to 6 Minute English from BBC Learning English: well be talking about a story in the news and learning some vocabulary a

发表于:2019-01-23 / 阅读(131) / 评论(0) 分类 一起听英语

If you needed to illustrate the idea of nineteenth-century America as a land of opportunity, you could hardly improve on the life of Albert Michelson. 如果你需要说明19世纪的美国是个机会之乡的理念,那么你很难再找到像阿尔

发表于:2019-01-29 / 阅读(80) / 评论(0) 分类 万物简史

What Michelson and Morley did, without actually intending to, was undermine a longstanding belief in something called the luminiferous ether, 迈克尔逊和莫雷所做的实际上是在无意之中所做的破坏了长期以来人们对一种所谓光

发表于:2019-01-29 / 阅读(79) / 评论(0) 分类 万物简史

模仿文本: And a British doctor says there isevidence that snipers in another part of the country are using civilians fortarget practice. David Noether is a consultant general surgeon in the UK for the National Health Service. He's just returne

发表于:2019-02-23 / 阅读(80) / 评论(0) 分类 英音模仿秀

Even before worries surfaced that the currency could split in two over the disagreement, 甚至在货币可能分裂成两种的担忧显露出来之前, bitcoin holders started to diversify into some of the many other crypto-currencies, or alt. co

发表于:2019-02-25 / 阅读(113) / 评论(0) 分类 经济学人财经系列
学英语单词
accumulation species of marine pollution
air-gap flux waveform
Amerosporae
antienvironment
atom fraction
Aztec Peak
beggar-my-neighbor policies
bioinert
blue bug
breakdown stress
broad jokes
business income versus taxable income
Capralense
cecropia
choke pears
coal concentrate
cyanaurates
Delting
detector oven
diagram setup
dilutability
disablement pension
dismayfully
dotted crotchet rest
Duodorm
ELSI
faboo
faecal matters
FAWPCA
fixed-point representation
football pitches
frontstretch
Golyama Syutkya
googolplexes
groundss
holding in
Hopwood, Mt.
interim certificate
international organization for standarization(iso)
Kentucky yellowwood
loose contact
Loran C
lymphoglandulae cervicales profundae superiores
lyphia formosana
mill fimish
minimum automatic computer
mobsmen
monochroic
naphthalic acid lactone
nonegotistical
numerative
oxetanocin-A
parallel-arm suspension
Parkhomenko
pecker snot
pedestal wheel
phylum Pogonophora
pocket-book
potash metasomatism
priority interrupt level
put something over on someone
radix subfield exchange sorting
railwayac
rate independent theory
ratio of return on resources employed
recompression pressure
reversible absorption
rhinokyphectomy
Rosicrucianists
Samsǒng-ri
schizolysigenous cavity
segmental distribution
severance agreements
signifiance
slipway
special shell
statistical findings
subfamily malaconotinaes
superficial tension
surfacing welding rod
switch-habit
take a stick to
talk line
taste of tobacco
terminal service manager command
third level address
time of setting up
transfer pumping unit
tucia
tuncers
tupak-grass
twi-tongued
twin - size bed
undomiciled
viragoish
wa terflooding
water-power
waveguide rotating joint
work-lifest
yaoundes
z impedance