线粒体外膜

Seeking Our Outer Space Home One hundred years ago, walking on the moon was only a dream -- it is almost impossible to imagine what might happen in the next 1)millennium. We know that one day we will

发表于:2018-11-28 / 阅读(262) / 评论(0) 分类 疯狂英语2004年

Identicals share one of the closest human relationships biologically. They are likely to grow up looking and sounding extremely similar, yet not a 100% match. A small number of genes in the mother's eggs sit outside the nucleus, known as mitochondria

发表于:2018-12-05 / 阅读(153) / 评论(0) 分类 国家地理2007年

Grandfathers eyebrows raised in surprise as he watched his grandchildren and Rachel Cunningham climb onto the stage. They stood beside the podium. I hope this interruption is important, James Alden said. Its about Marks paper, Henry said. Mark sat up

发表于:2018-12-06 / 阅读(173) / 评论(0) 分类 59 The Outer Space Mystery

'Three-Person Babies' Debate Goes Beyond Science and Religion 三人创造的人类胚胎辩论超越科学和宗教 Britain has become the first country to permit doctors to use genetic material from three people to create human embryos. The process

发表于:2018-12-16 / 阅读(136) / 评论(0) 分类 2015年VOA慢速英语(三)月

Outer space is fascinating. Throughout history, human beings have looked up at the stars and wondered just what was out there. In this episode, Harp and Maura chat about a variety of topics relating to outer space. Would you like to take a trip to Ma

发表于:2019-01-01 / 阅读(163) / 评论(0) 分类 英语博客-北美风情

Covalent bond - a strong bond between atoms formed by sharing outer electrons. When an atom has 8 outer electrons it is stable. Those which naturally have 8, like neon and argon gasses are quite unrea

发表于:2019-01-03 / 阅读(197) / 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(179) / 评论(0) 分类 Scientific American(一)月

(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. The hydrogen atom is near1y l6 times as

发表于:2019-01-17 / 阅读(182) / 评论(0) 分类 英语口译

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(178) / 评论(0) 分类 英语口译

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(224) / 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(187) / 评论(0) 分类 荆棘鸟

By Lisa Schlein Geneva 12 February 2008 Russia is warning of a new arms race if a treaty banning the deployment of weapons in outer space is not achieved. Russia and China have jointly presented a draft treaty to the U.N. Conference on Disarmament th

发表于:2019-02-01 / 阅读(160) / 评论(0) 分类 VOA常速英语2008年(二月)

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(189) / 评论(0) 分类 阅读空间

WASHINGTON, April 21 (Xinhua) -- U.S. researchers said Monday that muscle weakness from long-term alcoholism may be due to an inability of mitochondria, the powerhouses of cells, to self- repair. In research conducted with rats, the researchers found

发表于:2019-02-05 / 阅读(224) / 评论(0) 分类 英语新闻

Reproductive technology 生殖技术 Mum, Dad and Mitomum 妈妈,爸爸与代孕妈妈 Britain may allow babies with three biological parents 英有望允许新生儿有三个亲身父母 ASSISTED reproduction is one of those rare areas in which Br

发表于:2019-02-16 / 阅读(205) / 评论(0) 分类 经济学人科技系列

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(176) / 评论(0) 分类 经济学人商业系列

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(238) / 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(243) / 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(201) / 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(304) / 评论(0) 分类 白鲸记
学英语单词
-tempered
adjoint Lie algebra
angio-ectatic
Argonay
argyles
artificial texture
behind the arc
borack
break sequence
brunhart
Capplegill
cesium iodide
conduct pipe
cooledmold
cotoneaster henryanus rehd . et wils.
cylindrical washer
deep shaft system
desperado
diatrizoate sodium
diplomatic communication
dissent from sb's view
Dittenheim
Dyreborg
Esher
fixups
flame colouration test
freight traffic manager
general staff officer
getaway special
glopped
green cathode
guidance tracking receiver
heterochthonous teratoma
hopkins scale
horizon tracker
hybrid segregate
hydrobiologia
i-cakeled
in the wake
industrial trade cycle
information engineering
initial caving
injector slot
intervalence
intratumorally
Journiac
kdu
lecithoma
low-impedance microphone
magnani
make one's best endeavours
malleable annealing
mansplainer
maximum length of stroke
mentch
metal-oxide humidity sensor
multi shed
Nave de Haver
non-rusting solution
nongraphite
nothing upstairs
occupied
off-state cross-talk attenuation
Old Turkic
overhead ground wire
packer relief spring
Parantij
paraparticle
part per trillion
plant supervision
plug-casting
polyethyleneamine
popliteofibular
postanal field
Psaromyta, Akra
pseudofolliculitis vibrissa(e)
QBIC
quarter twist belt drive
random time-varying channel
register card
rhacelopodopsis
ribbed rubber matting
rotation of fetal head by vacuum extractor
Scolochloa
self-recording dilatometer
semiconductor point thermometer
silthiane
sprayer jet arc
stepwise migration
stuve
subcostal furrow
tactical aircraft training system (tats)
tappen
tectophase
tetrabutylammonium salt
tinger
uccelloes
underscored
users cooperative
will-o'-wisp
with a thud
Yorktown Heights