过氧化二乙醚

This is Scientific Americans 60 Second Science, I am Cynthia Graber, this will just take a minute. Compounds found in the herb thyme have antibiotic properties. Now scientists have demonstrated that thyme might have a future role in fighting acne. A

发表于:2018-12-24 / 阅读(196) / 评论(0) 分类 Scientific American(三)月

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(164) / 评论(0) 分类 2018年VOA慢速英语(一)月

Daylight Turns Thin Plastic Barrier into Germ-Killing Material Daylight-powered germ-killing equipment may someday help protect health workers from deadly microorganisms like Ebola virus disease. That is a finding from a study published in the journa

发表于:2019-01-03 / 阅读(104) / 评论(0) 分类 2018年VOA慢速英语(四)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(169) / 评论(0) 分类 六分钟英语

1. US intelligence officials say the 24 suspects arrested in an airplane terror plot were targeting ten flights from Britain to a number of US airports. They apparently planned to ignite a peroxide -b

发表于:2019-01-08 / 阅读(189) / 评论(0) 分类 美联社新闻一分钟2006

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(224) / 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(145) / 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(119) / 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(124) / 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(162) / 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(174) / 评论(0) 分类 2015年VOA慢速英语(十)月

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(122) / 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(127) / 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(199) / 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(130) / 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(146) / 评论(0) 分类 万物简史

67 维生素C能否破坏DNA? DATE=7-11-01 TITLE=SCIENCE REPORT - Vitamin C and DNA BYLINE=Nancy Steinbach (Start at 59

发表于:2019-01-30 / 阅读(173) / 评论(0) 分类 科技之光

benzoyl 苯甲酰 peroxide 过氧化物 inflammation 发炎 hyaluronic acid injections fillers 注射玻尿酸填充 facial cleanser 洗面奶 firming facial toner 紧致爽肤水 sunscreen/sunblock 防晒霜 facial mask 面膜 body lotion 润体乳

发表于:2019-02-16 / 阅读(120) / 评论(0) 分类 早安英文

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(146) / 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(172) / 评论(0) 分类 经济学人财经系列
学英语单词
a-yo
adiabatic turbine efficiency
air miss, airmiss
airborne tank
all-blacks
Antipayuta
aruspicy
associated facilities
Baker, Ray Stannard
Baldwyn
bang up job
barma
beach retrogression
Bejou
blomberg
brown-symmers(disease)
bug-out bags
catecholboranes
claim for general average
colloidal dye
color specification
continental air
coseismic
CPI U
cued panic attack
cushion idler
dear sir or madam
die a beggar
directional plan
drain siphon
Eldena
elemental diet
emitter pull down resistor
end-of-tape hole
filterable
Gallican Confession
Geriban
Glyceria plicata
gowns
gravity type structure
grow out of
half-bog soil
hand picked refuse
heat-flux differential scanning calorimeter
high silicon
homonomous
humblish
Hymal
hyperbolic comet
hysteroscopes
INCH (integrated chopper)
interim seaworthiness certificate
Ion Creangǎ
Jatropha multifida L.
jisr
leborgne
lightsabr
load-dispatching board
map-controlled
mastew
mcclaine
measure for
mediastinum cerebri
mesocephalic
naked eyes
nearby delivery
nonheretical
odd-enen nucleus
Odobenus rosmarus
oil filler
ornithorhynchuss
partial annexation
peak shift
phlebotomization
pocketknife
porcelain facing
proof of identity
psychometric model
purposive psychology
radiogermanium
reactive sputtering etching
regards as
Rkatsiteli
semi infinite ingot
sieve cover cleaning
SISO system
slender-body theory
speaker enclosure
straight forward system
suhail
supercalifragilistic
superioress
theory of objective value
tidivating
torent
Two High Mill
undistracting
ungentlemanliness
vogelman
with some justification
woodruff keyway milling cutter
xmas tree