琥珀型突变

Mummies Contain Clues to Colon Cancer 木乃伊包含了结肠癌的线索 From VOA Learning English, this is the Health and Lifestyle report. Colon cancer is linked with obesity, lack of exercise, and a poor diet high in processed foods. However, sc

发表于:2018-12-16 / 阅读(93) / 评论(0) 分类 2016年VOA慢速英语(三)月

Even before scientists sort this out, this information is actually really good news for us, 即使科学家还尚未解决问题,这一好消息确实振奋人心, because it turns out that the way we live can influence the accumulation of amyloi

发表于:2018-12-18 / 阅读(123) / 评论(0) 分类 TED演讲国际问题篇

This Scientific Americans 60-Second Science. I am Karen Hopkin. This will just take a minute. They say that older folks benefit from spending time with young people. And thats not just an excuse to stick grandma at the kids table at Thanksgiving. Now

发表于:2018-12-24 / 阅读(122) / 评论(0) 分类 Scientific American(五)月

This is Scientific American's 60-Second Science, I'm Steve Mirsky. Got a minute? A strain of mutant mice groom compulsively till they seriously injure themselves. The condition is considered a good animal model for OCD, and its similar to the human d

发表于:2018-12-24 / 阅读(143) / 评论(0) 分类 Scientific American(五)月

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? Time to bring back the Office of Technology Assessment. The OTA was created in 1972 to provide Congress with an objective analysis of complex scientific and technologi

发表于:2018-12-24 / 阅读(127) / 评论(0) 分类 Scientific American(二)月

人的一生中,将近三分之一的时间是用于睡觉的。刚出生的婴儿几乎每天要睡20个小时;即使成年后,每夭至少要睡 6~7小时。 不管睡眠时间长短如何,睡觉看来是人必不可少的行为。这一点

发表于:2018-12-27 / 阅读(112) / 评论(0) 分类 英语听力广播—Listening

安柏凯斯Amber Case说技术正在将我们进化成一种盯着荧屏,点击按钮的新新人类。我们现在依靠外部大脑(例如手机和计算机)来交流,记忆,甚至生活在第二人生。但是这些机器会最终把我们联

发表于:2019-01-05 / 阅读(200) / 评论(0) 分类 TED公开课:重释机器

This is scientific American's 60-Second Science, I'm Karen Hopkin, this'll just take a minute. If theres anything better than a fresh, ripe, tomato, its a gigantic fresh, ripe tomato. And thanks to a couple of mutations, thats exactly what we all enj

发表于:2019-01-08 / 阅读(150) / 评论(0) 分类 Scientific American(五)月

This is Scientific American's 60-Second Science, I'm Cynthia Graber. This'll just take a minute. If evolution weeds out detrimental traits, why do some seem to stick around? Well what's bad in our current environment may have been good in the conditi

发表于:2019-01-08 / 阅读(147) / 评论(0) 分类 Scientific American(六)月

歌曲 : Runaway 艺人 : Amber Pacific 音乐星级 : ★★★★ 所属专辑 : Truth in Sincerity 发行年代 : 2007 风格 : Pop Punk 介绍 : Amber Pacific,美国的一支Punk-Pop乐队,2004年首发了乐队的个人专辑Fading Days,乐队由4人组成,而2007年的5月22日,他们的第三

发表于:2019-01-10 / 阅读(111) / 评论(0) 分类 英文摇滚歌曲

Scientists have identified a unique genetic mutation in about 10 percent of people with type 2 diabetes(糖尿病) studied in the United States and Europe. The discovery could help some people learn if they are at risk of developing diabetes so they

发表于:2019-01-11 / 阅读(169) / 评论(0) 分类 英语新闻

SCIENCE IN THE NEWS - Museum Aims to Keep African Archeological Treasures in Africa Also: A vaccine against meningitis proves successful in Uganda. And a study suggests genetic reasons for living longer. Transcript of radio broadcast: 12 May 2008 VO

发表于:2019-01-11 / 阅读(118) / 评论(0) 分类 VOA慢速英语2008年(五)月

Science and Technology The science of stuttering Speech therapy 科技 口吃科学 演讲疗法 Unravelling the mystery of faltering speech 解秘演讲时的口吃 DOWN the ages stuttering has been blamed on many things. 多年来,口吃可以归咎

发表于:2019-01-26 / 阅读(163) / 评论(0) 分类 经济学人科技系列

Science and technology 科学技术 Cancer genetics 癌症遗传学 Gene therapy 基因疗法 Genetic mutations predict which cancers will respond to treatment 基因突变将预测某种治疗会对哪些癌症起作用 THE International Cancer Geno

发表于:2019-02-04 / 阅读(149) / 评论(0) 分类 经济学人科技系列

Prehistoric Amber Reveals Natural Ancient Alliance Scientists say a piece of amber - recently found in India and dating back at least 52 million years - offers proof of the ancient relationship between fungi and flowering trees, which sustains modern

发表于:2019-02-06 / 阅读(136) / 评论(0) 分类 VOA标准英语2012年(二月)

为何人类爱吃肉 对多数人类来说,肉的味道非常美妙。众多的美食中,为何我们对它情有独钟呢? It is no less remarkable for people today, even those of us whose tastes run more to sirloin. Because if you look at wh

发表于:2019-02-18 / 阅读(188) / 评论(0) 分类 阅读空间

Surviving Cancer Twice 两次战胜癌症 After overcoming ovarian and breast cancer, the actress opens up about getting healthy, returning to work and the health challenge she still faces 在克服了卵巢癌和乳腺癌之后,这位女演员开始

发表于:2019-02-21 / 阅读(171) / 评论(0) 分类 人物杂志

Who do you think your pet is? Learning from Your Dog's DNA 你认为你的宠物是谁?狗狗DNA中的发现 A simple cheek swab can reveal your dog's ancestry, provide insight into its health and even help explain its behavior 擦一下狗的脸就可

发表于:2019-02-21 / 阅读(182) / 评论(0) 分类 人物杂志

But it's suggested more work needs to be done when it comes to the country's anti-trafficking campaign. The initiative involves Chinese web giants Alibaba providing technical support, and Sina Weibo posting information on missing children. More than

发表于:2019-03-04 / 阅读(250) / 评论(0) 分类 2016CRI中国国际广播电台

实用口语:Amber And Ted Heat Up The Kitchen LESSON 14 AMBER AND TED HEAT UP THE KITCHEN Amber and Ted are in the kitchen baking cookies. Amber asks Ted to give her a kiss, but Ted tells her he's too busy. Then he feels guilty and goes to her. Bu

发表于:2019-03-11 / 阅读(204) / 评论(0) 分类 英语口语
学英语单词
abrasive jet wear testiong
acoustic imaging by Bragg diffraction
ADSL splitter
air invasion
anterior dorsal commissure
anti flicker switch
apocarboxylase
arbitrary amount
arctic life zone
autochtonous
bag of trick
bismuth sulfate
boot sale
bottom of the harbor
bromchlophos
cadastral list
CAMAC module
cardiovascular function examination
cast material
Castanopsis orthacantha
charadrius hiaticula tundrae
citor
combined coefficient
conopeptide
contextual neutralization
decalcomanie
deck awning
delayed-neutron emitter
desmodium gaugeticum dc.
direct-method heat balance
Domuzla
effective impulse width
farnesyltransferase
fiscal and financial audit bureau
Gauss distri-bution
Giffard injectors
gimmickiness
girasole
gold overlay
golden plover
gossiping
gracilaria edulis
himely
hydraulic boundary condition
Iglesiente
increase production and practise economy
indentation fracture
interactive computing system
intratentacular budding
Inyonga
ipsen
junor
Lagrange points
Lloyd's from average bond
low angle loft bombing
lowering of temperature
Lyφ
median selector
meighan
microscopic count
mycolog
neurasthenic helmet
noncontractile
nonspliced
opening modules
passing comment
phenoval
photovoltaic junction
prebaked
ravenelia millettiae
rethawed
ribbed bar
Rochelle crystal
rotary regenerator
rousea sea anchor
Saffloryellow-A
scale-free
Schweinitz
self arrest position
slag launder
slot racing
software repository
solid state junction sensor
spearheads
specific evidence
tail gas
terrorilla
third evaporator
tirat
Toepler-Holtz generator
trinitrides
tundra soils
Ubbelohde
unmilled
velocity of shear
weathercocks
white phosphorus grenade
wittily
wood-cement concrete slab
X-engineering
yaud
zielke