[化] 氨基酸残基
[医] 氨基酸残基

Well, we take so many things for granted. Employees will wash their hands before making your food. Police and firefighters will come when you call them and doctors who poke and prod you are using clean instruments. Well, hold off on that last one. On

发表于:2018-12-02 / 阅读(86) / 评论(0) 分类 CNN2010年(四)月

Combat Dark Under Eye Circles 01 战胜黑眼圈 01 对付黑眼圈的方法 土豆泥能够减轻黑眼圈。土豆含有邻苯二酚酶,化妆品中用它作为美白皮肤的物质。 把一个土豆在食物加工机中绞碎,然后将生土豆泥包裹在一块奶酪布里。 把包有土豆泥的布敷在眼睛下方,持续15至20分钟

发表于:2018-12-05 / 阅读(164) / 评论(0) 分类 美容时尚英语

One of the leading researchers in the field of protein folding is David Baker of the University of Washington, in Seattle. 西雅图华盛顿大学的David Baker是蛋白质折叠领域研究者的领军人物之一。 For the past 20 years he and hi

发表于:2018-12-05 / 阅读(113) / 评论(0) 分类 经济学人科技系列

Atlanta, Georgia, a terrorist bomb explodes in Centennial Olympic Park, killing one woman and injuring hundreds. North Caldwell, New Jersey, an advertising executive is killed when he opens a mysterio

发表于:2018-12-07 / 阅读(72) / 评论(0) 分类 揭秘联邦调查局

Researchers Genetically Modify Corn to Increase Nutrition Researchers in the United States say they have discovered how to genetically engineer corn to produce a kind of amino acid usually found in meat. The result is a food with increased nutrition

发表于:2018-12-18 / 阅读(159) / 评论(0) 分类 2017年VOA慢速英语(十)月

From Chernobyl to La Oroya, Peru, the world is littered with toxic wastelands, the residue of human industry. For the past two years, the Blacksmith Institute, an environmental health organization based in New York City, has been cataloguing the worl

发表于:2018-12-24 / 阅读(66) / 评论(0) 分类 Scientific American(十)月

Idiom: Not have the heart to do sth 不忍心做什么 Hit the book: Shatter Brittle Forensics Rivet Residue Smelting Fracture Prone Substandard Bow Stern

发表于:2018-12-27 / 阅读(125) / 评论(0) 分类 趣味青春英语

Broadcast: Mar 27, 2003 When Iraqi soldiers retreated from Kuwait during the first Gulf War in 1991, they set fire to 600 oil wells. Towering pillars of fire and columns of smoke vented from the wells

发表于:2019-01-03 / 阅读(139) / 评论(0) 分类 VOA2003(上)-健康之旅

Ameloblasts- cells which differentiate from ectoderm and secrete enamel during tooth development. Amino acids - building blocks of proteins containing a carboxyl group (COOH) and an amino group(NH2) b

发表于:2019-01-03 / 阅读(148) / 评论(0) 分类 医务英语

Salty Origins for Early Earth Biomolecules In a study presented at the European Planetary Science Conference in Potsdam, researchers proposed that salt deposits on the early Earth's volcanic coasts enabled the conversion of amino acids into other im

发表于:2019-01-07 / 阅读(135) / 评论(0) 分类 60秒科学

Good Morning, I'm Melissa Long, here at the CNN center in Atlanta on this Monday morning, November 9th. Here's a look at some of the stories that are happening NOW IN THE NEWS. The families of three American hikers who were detained along the Iran an

发表于:2019-01-07 / 阅读(90) / 评论(0) 分类 cnn2009年(十一)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute?. [Spray sound.] Killing bugs? No. [Spray sound.] Deodorizing the bathroom? No. [Spray sound.] Checking for explosives, yes. Because chemists at the University of Califor

发表于:2019-01-08 / 阅读(139) / 评论(0) 分类 Scientific American(九)月

That's the sound of clean coal. Well, cleaner coal. A relatively small unit attached to the smokestack at the Mountaineer Power Plant in West Virginia is capturing some 1.5 percent of the carbon dioxide the coal-fired plant would otherwise belch into

发表于:2019-01-08 / 阅读(107) / 评论(0) 分类 Scientific American(十一)月

The early Earths oceans were home to a lot of interesting chemistry. Now scientists have found that amino acids thought to be present way back when could have been cooked into other compounds vital for lifean idea you should take with a grain of salt

发表于:2019-01-08 / 阅读(78) / 评论(0) 分类 Scientific American(九)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. Thisll just take a minute. Bisphenol A. Also called BPA, it's used to make shatter-proof plastic known as polycarbonate, found in everything from water bottles to medical devices to

发表于:2019-01-08 / 阅读(127) / 评论(0) 分类 Scientific American(五)月

化学品/农药残留物检测系统 - Chemical/pesticide residue testing; 外界污染源勘测仪器 - Detection of foreign contaminating objects; 实验室设备和传感器 - Laboratory equipment and sensors; 射线杀菌和巴氏杀菌消毒技术

发表于:2019-01-08 / 阅读(149) / 评论(0) 分类 医学英语

RIO DE JANEIRO, May 23 (Xinhua) -- Midfielder Paulo Henrique Ganso will undergo surgery on his right knee, forcing him out of Brazil's upcoming friendlies against Denmark, the US, Mexico and Argentina. The 22-year-old will play for Santos against Arg

发表于:2019-02-03 / 阅读(109) / 评论(0) 分类 英语新闻

Under Armour's bet on Stephen Curry has proved to be a genius one. 事实证明,安德玛当初在史蒂芬库里身上下的赌注是极为明智的。 Curry is the reigning MVP on the NBA's best team, the Golden State Warriors, he's the new face

发表于:2019-02-06 / 阅读(122) / 评论(0) 分类 英语新闻

“三手烟”--更可怕的隐形杀手

发表于:2019-02-17 / 阅读(77) / 评论(0) 分类 实用英语

矿山回填 oil residue recuperation 残油回收 radioactive waste management 放射性废物管理 recycled materials 回收的材料 recycling 回收 reuse of materials 材料再利用 sanitary landfills 卫生填埋 sea outfall 海洋排泄口 s

发表于:2019-02-18 / 阅读(94) / 评论(0) 分类 实用英语
学英语单词
5-membered
absorption X-ray spectrometry
accrued and deferred accounts
acousto-electric
acupuncture anesthesia
agastache nepetoidess
amyl carbamate
angel tears
antithetic variable
apteria
average magnetic field
bar-stools
beha
calcium-pentagastrin test
canbank
carrian
cascaded form network
catch feeder
change link
compensation wheel
crypto machine
depositaries
Domain Naming System
Educhanka
Facies approximalis
Feldioara
fuddy
glee'annon
hard sifter injector
harmonization of customs procedure
heat sink material
hellem
hhr
Hippeophyllum sinicum
Huiyin (CV1)
hyperuresis
I-groove
index of dealer's stocks
inmask
intestinal paracentesis
jet-wave rectifier
knock the end off
l.i
Lapiths
lath brick
Lauda
legitimizings
length tolerance
letting-go
light boom
lobsterer
locksmith
maj.-
medical activity meter
metallo-borane
microdiffusions
munbness
Nonouti Atoll
noodle
number-database contractor
ophidiophilia
ordinatio
over-secrete
overland flow
participant as observer
physical characteristics of speech
physical invsetigation
piggybacking tactic
porterhouse
psalmodies
pud-
quickwittednesses
remaining arrears
rousseff
ruralized
Savathe cycle
series DC machine
sinistrorsely
social BPM
Sogod B.
solar elastosis syndrome
statistic independence
string silk
switch-starter
take over the litigation
tap(ping) pipe
target segment
Tarheel
to and fro motion
trapattonis
type introspection
underwater shaft
undocks
unplausible
unspaned
urracas
ventilated winding
wave-wound coil
whirl mode flutter
windproofs
wirewound resistance
zero phase sequence currenttransformer