突变趋向

1) Entrepreneurs are spending millions to create for-profit universities of the Internet, and the smart money is betting that by the time your middle schoolers go off to college, they may not really g

发表于:2018-11-28 / 阅读(407) / 评论(0) 分类 疯狂英语2002年

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(240) / 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(305) / 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(257) / 评论(0) 分类 Scientific American(五)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(306) / 评论(0) 分类 英语听力广播—Listening

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(301) / 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(306) / 评论(0) 分类 Scientific American(六)月

今天我们要学的词是trend。 Trend, 是趋势、倾向的意思。There is a downward trend in sales this year, 今年销售额有下滑的趋势。A new report says media freedom has declined around the world, continuing a six-year trend, 一份

发表于:2019-01-11 / 阅读(292) / 评论(0) 分类 英语单词荟萃

今天我们要学的词是trend。 Trend, 是趋势、倾向的意思。There is a downward trend in sales this year, 今年销售额有下滑的趋势。A new report says media freedom has declined around the world, continuing a six-year trend, 一份

发表于:2019-01-11 / 阅读(254) / 评论(0) 分类 英语每日一词

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(387) / 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(264) / 评论(0) 分类 VOA慢速英语2008年(五)月

Whats in a Name? For VOA Learning English, Im Anna Matteo. And Im Mario Ritter. The English writer William Shakespeare was right when he said, Whats in a name? that which we call a rose, By any other name would smell as sweet But when it comes to nam

发表于:2019-01-12 / 阅读(318) / 评论(0) 分类 2015年VOA慢速英语(八)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(326) / 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(275) / 评论(0) 分类 经济学人科技系列

50. ease=relieve=alleviate 减轻(动词) 51. develop=cultivate=foster 开发, 培养(动词) 52. offer=provide=supply 提供(动词) 53. chance=opportunity 机会,opp指好的机会 54. lead to=cause=give rise to=result in导致(动词

发表于:2019-02-05 / 阅读(280) / 评论(0) 分类 实用英语

Concerns over older mother trend 关注高龄母亲 An urgent public debate on the trend for women to delay motherhood is needed, leading doctors say. The Royal College of Obstetricians and Gynaecologists will publish evidence on Monday about the increase

发表于:2019-02-08 / 阅读(283) / 评论(0) 分类 英语新闻

今天我们要学的词是 buck the trend. To buck the trend 意思是逆潮流而进。The Mac has bucked the trend of declining PC sales for quite a while. 就在个人电脑销量下降的时候,苹果电脑的销量很长一段时间来却能逆

发表于:2019-02-16 / 阅读(265) / 评论(0) 分类 英语单词荟萃

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(363) / 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(344) / 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(350) / 评论(0) 分类 人物杂志
学英语单词
5-allyldeoxyuridine
activity on arrow (aoa)
allamandola
associated natural gas
average quarter hour
Bacillus equi intestinalis
beta-aminopropionitrile
blend in with
blitz tactics
brigh emitter value
by-passers
cash compensation
chessboard system of square yard plots
cognitive enhancement therapy (cet)
comper
compiler interface
constant pressure device
converted journal entry
coordinate file
direct matching
disc random access memory system
dorsolateral plate
down stage
Elaphostrongylus
emocircular
facsimile laser plate maker
felite
flame-proof fabric
forward insertion gain
George Herbert Walker Bush
glossopalatine muscle
grab handle
grid-current cut-off
Gulfport
headwound
hidden dumping
hobidy-booby
homesearchers
Hungana
hypergroups
in lots
in-house magazine
International Convention on Load-Lines
irrgate the fields
Jacobian
Kafodzidzi
kayoing
Kurakhove
land utilization factor
law of proportionality
lib.
load impact
maximization of profit
McTavish Arm
megaspheric form
meta-ethics
microelectronic circuit
modulation collimator
nodolidate
non-repeated run approach
nonrotating origin
number of decimal places
opp
park-in
patient satisfaction
payload capability
pedamina
profit-oriented business entity
propylidone
Qliphothic
quartz delay-line analyzer
raceface
re-allocating
reillumined
resuscita-
scope of repairing course
scsosusnstsrsys-s
scutellinia jungneri
sea van
second-wave
self-annihilate
shock-wave high-pressure apparatus
simple bitters
slurry-phase
social function
sorry to say
sovann
spelt baker
stadiums
stenozonous
symptomatiatria
tamm-harsefall(mucoprotein)
tetrofilling
total debt outstanding
unaggregated
unbefouled
upvotes
vly
wage rate
wedge resection of lung
worm gear milling machine
zagel