组织特异基因表达

图片1 When someone is telling you a story with a lot of little details and you want them to get to the main point, you can say cut to the chase. This expression is used with friends when you want them to cut to the most interesting part of the stor

发表于:2018-12-06 / 阅读(176) / 评论(0) 分类 英语博客-北美风情

By Nancy Steinbach Broadcast: October 1, 2003 This is Faith Lapidus with the VOA Special English Health Report. Scientists in Iceland say they have identified the first gene linked to common forms of

发表于:2018-12-15 / 阅读(216) / 评论(0) 分类 VOA2003(下)-环境与健康

灵敏检测前列腺癌或有历史性进展 Scientists have developed a new test for prostate cancer that may help patients and their doctors make difficult treatment decisions. But identifying the most aggressive and dangerous prostate cancers sti

发表于:2018-12-16 / 阅读(189) / 评论(0) 分类 VOA标准英语2016年(八月)

图片1 The expression when pigs fly is used when people talk about something they would never do, or some event that would never happen. It is a very old expression, and no one knows why we talk about pigs! We can also use the similar expression, wh

发表于:2019-01-01 / 阅读(188) / 评论(0) 分类 英语博客-北美风情

By Robert Raffaele Washington 29 April 2008 For the first time, scientists have used gene therapy to dramatically improve sight in people with a rare, inherited form ofblindness. Researchers in Philadelphia and London are calling the results a milest

发表于:2019-01-03 / 阅读(243) / 评论(0) 分类 VOA常速英语2008年(四月)

E 电泳 electrophoresis Ellis - van Creveld syndrome 酶 enzyme 外显子 exon F 家族性地中海热 familial Mediterranean fever 荧光原位杂交 fluorescence in situ hybridization (FISH) 脆性

发表于:2019-01-03 / 阅读(193) / 评论(0) 分类 医务英语

AS IT IS 2015-11-02 Can Fish Teach Humans to Regrow Teeth? 人类能学习鱼类的牙齿再生术么? Most people are born with two sets of teeth. They use baby teeth to break down food as children. As they become adults, the baby teeth are replaced

发表于:2019-01-12 / 阅读(181) / 评论(0) 分类 2015年VOA慢速英语(十一)月

By Stephanie Ho Washington 24 August 2006 The MacArthur Foundation, better known for offering so-called genius grants each year to individuals, will now recognize small non-profit organizations. The groups are diverse and are in different countries,

发表于:2019-01-13 / 阅读(269) / 评论(0) 分类 2006年VOA标准英语(八月)

Urine Test May Improve Prostate Cancer Diagnosis Scientists have developed a new test for prostate cancer that may help patients and their doctors make difficult treatment decisions. But identifying the most aggressive and dangerous prostate cancers

发表于:2019-01-14 / 阅读(204) / 评论(0) 分类 VOA标准英语2011年(八月)

Broadcast on Coast to Coast: February 6, 2003 AA: I'm Avi Arditti with Rosanne Skirble, and this week on Wordmaster -- meet Kembrew McLeod. He's an assistant professor of communications [studies] at the University of Iowa. A few years ago, Mr. McLeod

发表于:2019-01-25 / 阅读(190) / 评论(0) 分类 词汇大师(Wordmaster)

图片1 If you try to use an expression before you know the definition then you are getting ahead of yourself! That is why it is always good to listen to our podcasts We look at this expression and other similar ones about looking too far into the fu

发表于:2019-01-28 / 阅读(237) / 评论(0) 分类 英语博客-北美风情

图片1 Sometimes studying another language is really hard. We wish we could just get it over with and speak the language well. That is todays expression to get something over with. We usually use this expression when we have an obligation to do some

发表于:2019-01-28 / 阅读(277) / 评论(0) 分类 英语博客-北美风情

图片1 If you want to tell someone to keep something a secret or promise to keep a secret for someone else you can use this expression: mums the word. At first it seems like a strange expressionmum is the word? Weird. But you will see it is not so c

发表于:2019-01-28 / 阅读(282) / 评论(0) 分类 英语博客-北美风情

图片1 At Culips, we plan our episodes in advance, we dont just wing it. You can be specific and say that people can wing presentations or speeches, or you can simply say wing it. When you are not prepared, but you have to do something, you should t

发表于:2019-01-28 / 阅读(266) / 评论(0) 分类 英语博客-北美风情

Body Clock Provides Clues to Aging 生物钟提供衰老的线索 If youre searching for the fountain of youth, you might find it in your DNA. Thats according to a new study that sheds light on the biological clock ticking in our genomes, why our bod

发表于:2019-01-31 / 阅读(280) / 评论(0) 分类 VOA常速英语2013年(十月)

If youre searching for the fountain of youth, you might find it in your DNA. Thats according to a new study that sheds light on the biological clock ticking in our genomes, why our bodies age and how we can slow down the process. University of Califo

发表于:2019-02-05 / 阅读(189) / 评论(0) 分类 英语新闻

Idiom: Put two and two together ( use logic ) Hit the book: Meridian Align Malady Strive Tissue Blockage Vein Artery Asthma Respiratory Like acupuncture, cupping follows the lines of the meridians. There are five meridian lines on the back, and these

发表于:2019-02-06 / 阅读(193) / 评论(0) 分类 趣味青春英语

Science and technology 科学技术 Misconduct in science 学术不端 An array of errors 一系列的错误 Investigations into a case of alleged scientific misconduct have revealed numerous holes in the oversight of science and scientific publishin

发表于:2019-02-16 / 阅读(221) / 评论(0) 分类 经济学人科技系列

Expression In Class 课堂用语 16. May I come in? 我能进来吗? 17. Come in, please. 请进。 18. Sit down, please. 请坐。 19. It's time for class. 上课时间到了。 20. Open your books and turn to page 20. 打开书,翻到第20页。

发表于:2019-02-18 / 阅读(203) / 评论(0) 分类 英语口语

Why Clones Arent Copies 克隆是英文clone或cloning的音译,而英文clone则起源于希腊文Klone,原意是指以幼苗或嫩枝插条,以无性繁殖或营养繁殖的方式培育植物,如扦插和嫁接。在大陆译为无性繁殖在

发表于:2019-02-24 / 阅读(201) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
above quota
air-bed
alum precipitated pertussis vaccine
amber grice
Atagawa
atheism
back-up breaker
be reluctant to
benzene hexacarbonic acid
borehole lead insulation
by bicycle
cameo printing
car sampling
carriage bolt
challener
chromis onumai
cirrocumulus nebulosus
claim for liability
class operator
cloth polishing
coggle
commodity warehouse
complete set of variance
concrete additive
consed
container portal crane
cortical blindness
cost records
credit standing and respectability
cts-v
cutting-up line
digiti quintus
dimethylcadmium
divider stripper
eddy current probe
egg-slicer
engine test tool kit
engine-powered
euchelus eucheliformis
for a cert
foreign exchange assets
former name
friskie
generalized contour
grain shovelling machine
humidity element
i have nothing
id command
index to boundaries
infans
interlaced convolutional codes
iPlanet Application Server
kellita
lackadaisicalness
macro-asperity
measuring device
microstrip characteristic impedance
more-sophisticated
Mylia
needle beard
neighborhood model
neutron sensitive chamber
niebank
oil rate
overoptimization
paco wool
pause of breathing
pepe capacity
potential target customer
radius changing speed
reed leaves
relieving slide
rosten
sabre-toothed tiger
secondary yield
self registering instrument
show one's respect for
sowbacks
specification tree
spuriousity
ssb-pm (ssb pulse modulation)
Stokes lines
sulfafurazol
supranuclear ophthalmoplegia
swayams
syrianus
tearbomb
tetraphenylphosphonium bromide
tooth
Trebel
two-channel selsyn
uniformalization
useful exposure range
v cut crystal
vaginal gonorrhea
wall-covering
warm temperate district
Weissbach
ycopodium salvinioides tagawa
Zeeman-tuned laser
zero-duty bindings