蛋白膜

Study: Protein in Mother's Milk May Prevent HIV Transmission to Infants研究发现母乳中蛋白质能预防艾滋病毒传播 From VOA Learning English, this is the Health Report. 这里是美国之音慢速英语健康报道。 Hundreds of thousa

发表于:2019-01-02 / 阅读(150) / 评论(0) 分类 2013年VOA慢速英语(十一)月

Lamella-bone - the microscopic structure of cortical bone gives it the appearance of concentric or parallel plates ( from Latin, lamella, the diminutive of lamina, meaning a plate or leaf). Lamina pro

发表于:2019-01-03 / 阅读(168) / 评论(0) 分类 医务英语

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. When we think about how to represent sound visually, most of us probably picture those volume-dependent sine waves. But thats not how John Stuart Reid

发表于:2019-01-08 / 阅读(150) / 评论(0) 分类 Scientific American(一)月

Almost all cells need iron to grow. Now, researchers have identified a link between the body's system for regulating iron and breast cancer. The discovery could help doctors predict the course of breast cancer disease and even help them decide the mo

发表于:2019-01-13 / 阅读(286) / 评论(0) 分类 VOA标准英语2010年(八)月

英语中表示倍数减少的表达方法(一)a is n times as small (light,slow,)as b. a is n times smaller (lighter, slower,) than b. 以上两句均应译为:a的大小(重量,速度,)是b的1/n[或a比b小(轻,慢,)(n-1)/n]. e.g

发表于:2019-01-17 / 阅读(146) / 评论(0) 分类 英语口译

DNA analysis is a staple of crime scenesand crime shows, like HBO's The Night of or the old standby, CSI: We just need to get this to the DNA lab, confirm it's the victim's blood. And then, case closed. And it's not just for crime: DNA sequencing als

发表于:2019-01-20 / 阅读(176) / 评论(0) 分类 2016年Scientific American(九)月

Science and technology 科学技术 Creutzfeldt-Jakob disease 克雅氏病 Breaking down the barrier 攻破屏障 A glimmer of hope for a drug that treats disease caused by prions 药物治疗朊病毒感染疾病的一线希望 THE epidemic of mad-c

发表于:2019-01-26 / 阅读(196) / 评论(0) 分类 经济学人科技系列

Going to bed in icy bedrooms, getting up in icy bedrooms, waiting patiently for Mum to spare a little hot water from the great kettle on the hob so that washing was not a teeth-chattering, painful ordeal. One day small Hal started to cough and wheeze

发表于:2019-01-29 / 阅读(149) / 评论(0) 分类 荆棘鸟

SCIENCE REPORT – January 23, 2002: Aging Protein By Jerilyn Watson This is the VOA Special English Science Report. A new study suggests that a protein that protects animals from cancer early in life

发表于:2019-01-30 / 阅读(199) / 评论(0) 分类 科技之光

HEALTH REPORT-Heart Disease and C-Reactive Protein By Cynthia Kirk Broadcast: Wednesday, January 19, 2005 I'm Gwen Outen with the VOA Special English Health Report. American researchers have found evi

发表于:2019-01-30 / 阅读(201) / 评论(0) 分类 健康与经济

C-reactive protein is an indication of inflammation in the body, and, at high levels, is considered an early sign of future heart disease. It's a risk factor in a similar way that elevated cholesterol is a risk factor for heart disease, says Asheley

发表于:2019-01-31 / 阅读(160) / 评论(0) 分类 VOA标准英语2010年(三月)

Low-salt,low-protein diet can prevent kidney stonesA diet low in salt and meat can dramatically reduce the risk of kidney stones,according to an Italian study that could spell the end for the low-calcium diet that doctors have been recommen

发表于:2019-01-31 / 阅读(158) / 评论(0) 分类 阅读空间

第一招:在电脑旁放上几盆仙人掌,它可以有效地吸收辐射。 第二招:对于生活紧张而忙碌的人群来说,抵御电脑辐射最简单的办法就是每天上午喝2至3杯的绿茶,吃一个橘子。 第三招:上网

发表于:2019-02-03 / 阅读(159) / 评论(0) 分类 阅读空间

Drugmakers and antibiotics 制药商和抗生素 The path of least resistance 最省事的办法 Governments reckon that drug firms' research efforts need a shot in the arm 政府认为需要鼓励药企的研发工作 A GROWING worry in medicine is

发表于:2019-02-16 / 阅读(142) / 评论(0) 分类 经济学人商业系列

A killer in close up 杀手在敲门 You can do a lot of damage with just seven genes 七个基因,祸害无穷 EBOLA is a simple virus, but also a subtle one. The stringy looking particles consist of a genome wrapped up in two layers of protein. T

发表于:2019-02-17 / 阅读(101) / 评论(0) 分类 经济学人文艺系列

Yet we are talking about several hundred thousand types of protein, perhaps a million, 然而,我们在讨论的蛋白质有几十万种,也许是100万种, each unique and each, as far as we know, vital to the maintenance of a sound and happy

发表于:2019-02-17 / 阅读(110) / 评论(0) 分类 万物简史

在我们的生活中,死亡是我们所有人必定会遇到的事情,无论是家庭成员还是宠物,甚至是你都将有终结之时。事实上,每分钟世界上大约就有100人死亡。但在人死之时到底会发生什么呢?

发表于:2019-02-17 / 阅读(199) / 评论(0) 分类 阅读空间

2010上海世博会:日本馆之面观 The Japan Pavilion, which is always among the most popular pavilions during previous World Expos, is expected to attract 17,000 visitors every day,The centerpiece performance of the pavilion will be an opera w

发表于:2019-02-22 / 阅读(190) / 评论(0) 分类 实用英语

Science and technology 科学技术 Microbiomics 微生物组学 A virus shield 病毒防护 Viruses help keep people disease-free 病毒能够帮助人类免遭疾病 THE story of the microbiomethe community of tiny organisms that coexist symbiotica

发表于:2019-02-24 / 阅读(169) / 评论(0) 分类 经济学人科技系列

then, ascending by a ladder to the summit, have a peep down the mouth; 然后,用一架梯子爬到那峰巅去,往下瞧一瞧它的嘴巴。 and were it not that the body is now completely separated from it, 如果它那身体现在不是已跟脑

发表于:2019-03-10 / 阅读(266) / 评论(0) 分类 白鲸记
学英语单词
Aberayron
absorptiometers
ambulant clinic
amynthas tungpuensis
an afternoon farmer
analytical method by index
anthropogenic grassland
auditing and monitoring
azimuth instrument
baert
balanophora yakushimensis
Baudot code/baudot code
beesley
bonusing
cephalic flexure
contra danses
coordination covalency
croton bug
Ctrl-Break
cumulus pileus
curvilaminar
deferred interest
dharam
dicofol
dry sipping
environment hazard
falads
feet wet
fight-backs
fissidentate
fondant icing
fuelwood forest
get your foot in the door
Gibney's perispondylitis
gini's coefficient of concentration
glycogenolytic
grevillea
Hague-Visby Rules
Hampteau
herogreat
hydrodynamic injection
hydrogen cooling
illumination curve
instrument protection
intensifier driven hydraulic press
Jaganmohan
jog memory
langerhans' cell
limited service gentex office
liquid-volume viscosity
living level
mcconnon
medial malleolar rete
mixed mutation
Mollier-diagram
muscular system
nasopharyngolarygnoscope
noncheerleader
nrbc
on the port quarter
openside flanker
operators station
optimum size of sampling units
opusculum
order marsupialias
oscillation controller
overseas investment guaranty program
pea flours
phillis wheatleys
photometric phase
platinum platinum rhodium thermocouple
posterior urethral gonorrhea
pseudocercospora cassiae-fistulae
public transit facilities
put into play
queue 2
rec hall
root manure
scattering law
single sculls
Sphaerocarpales
spring-loaded governor
spring-restrained accelerometer
starting throw
statistical history
sumac berry
switchin'
tape horizontal pulse
target spectral region
telluric oxide
tension test specimen
trailing cable chains
tsuga formosana hay.
unallow'd
Uniform Resource Locater
unipara
Urographin
vase splat
vertical engine
vertical-compound turbine
wet cutting
writeenable