渗漏突变

哈利波特与魔法石13-Visiting the Leaky Cauldron

发表于:2018-12-05 / 阅读(142) / 评论(0) 分类 哈利波特与魔法石

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(130) / 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(162) / 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(158) / 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(183) / 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(169) / 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(165) / 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(186) / 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(185) / 评论(0) 分类 Scientific American(六)月

Who's there? hearing the footstep at the door, but not turning round to it. On deck! Begone! 谁呀?听到了门边的脚步声,可是,没有回过头来。上甲板去!滚蛋,滚蛋! Captain Ahab mistakes; it is I. 亚哈船长弄错啦,

发表于:2019-01-11 / 阅读(129) / 评论(0) 分类 白鲸记

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(235) / 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(152) / 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(207) / 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(190) / 评论(0) 分类 经济学人科技系列

Okay. 好了 So what is the daf-2 gene? 那么daf-2基因到底是什么? Well as you know, genes, which are part of the DNA, 正如大家所知,基因是DNA的一部分 they're instructions to make a protein that does something. 它们是经编码

发表于:2019-02-14 / 阅读(186) / 评论(0) 分类 TED演讲科学篇

SCOTT SIMON, HOST: Some people in life can see whole worlds in small things. Hugh Rienhoff can see it in a molecule called transforming growth factor-beta 3. In 2003, his daughter, Beatrice, was born with a few noticeable abnormalities. Her eyes were

发表于:2019-02-16 / 阅读(252) / 评论(0) 分类 英语语言学习

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(221) / 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(223) / 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(222) / 评论(0) 分类 人物杂志

Get out a map, carve out a path path Highlight it in fluorescent yellow From the mountain pass to the prairie grass Anywhere you'll go I'll follow And if we don't speak after you leave I'll look to the sky for smoke signals If I fall behind, could yo

发表于:2019-03-02 / 阅读(227) / 评论(0) 分类 美国乡村音乐
学英语单词
a drain on
adenyloxyluciferin
Agnanta
amplitude equalization
anode casting furnace
antijury
antiskid plate
antitrochanter
arithmetic unit calculator
atrial natriuretic factor
basic of distribution
basing point pricing method
bending test
bitoo
brodkin
chromosome addition
colica pituitosa
Conference Generale des Poids et Mesures
connor runner bar
cooling arrangement
copper silumin
coupler knuckle
crease recovery testing apparatus
cyberheroes
dignitatem
dimethyl acetamide
divider
drawerfuls
E-bomb
efisc
electroparting
epcc
equivalent-bending-moment
Eugene Ormandy
Foulness Point
Geobacter
goldbrick
graded nets
horn in
hypothermophile
instantly
intracranial pneumatocele
Iō-tō
jeri
junior-high
Kiberg
King Cove
Konginkangas
land-use program
less-obvious
mahmassani
marking-off from moulds
maximum permissible weekly dose
megahype
misleading advertising
mountain buzzard
mysomer
netsurf
nonlinear ordinary differential equation
obligations
one-position adder
operating characteristics of asynchronous motor
operations room
PACHYCEPHALIDAE
Paixhan
partymeister
pearl tree
persian knot
person challenged
postorogenic rift
pre-Civil War
Pregolya(Pregel)
proper child
pterographer
publicity material
radioactive wastes
Ranunculus felixii
reporterly
resectoscopes
rest-harrows
restrikes
rodeohouston
safe belt
service ammunition
servo plane
sheet something home
short-lifetime satellite
spotty unit
stabilization of water quality
staggered rivet joint
steel-smelting furnace
stewed egg-plant
stream piracy
Syzygium congestiflorum
t-butyl
the Ottoman Porte
thirty-year-olds
timer cut-off
top stepped shielding ring
transverse tool post
variable rate contract
whilemeal