人工突变

Recording technology has changed a lot over the years, but you can still do one essential thing. You sit in front of a microphone and you tell a story, which here we are again this Friday morning because it's time for StoryCorps. It's an oral history

发表于:2018-12-02 / 阅读(270) / 评论(0) 分类 2007年NPR美国国家公共电台

[0:0]arithmetic arouse arrange算术 引起,唤起 安排,准备 [0:37.8094]arrest artificial artistic aspect逮捕,拘留 人工的,人造的 艺术的,美术的 方面,面貌 [1:31.0307]assemble assembly assess asset混合,聚集 立法机构,议会 对...估价 人价值的,优点 [2:22.6436]as

发表于:2018-12-05 / 阅读(229) / 评论(0) 分类 闭着眼睛飘单词 四级词汇

Scientists at the Massachusetts Institute of Technology (MIT) have created what could be a breakthrough in providing clean, alternative energy. Researchers have invented an artificial leaf that splits water into hydrogen and oxygen and stores the ene

发表于:2018-12-07 / 阅读(253) / 评论(0) 分类 创新英语

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(152) / 评论(0) 分类 2016年VOA慢速英语(三)月

Researchers Create Artificial Skin With Sense of Touch Scientists have recently made considerable gains in creating human-like artificial limbs, but they still look and feel artificial. That could change with a development from South Korea. Researche

发表于:2018-12-16 / 阅读(170) / 评论(0) 分类 VOA标准英语2015年(一月)

Unit 7 Where would you like to visit? [00:04.88]SECTION A [00:07.84]1b Listen.Where would San,Gina,and Lydia like to go on vacation? [00:17.71]Why?Fill in the chart. [01:00.55]2a Listen and number these statements in the order that you hear them. [01

发表于:2018-12-17 / 阅读(327) / 评论(0) 分类 新目标初中英语九年级(全一册)

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(206) / 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(180) / 评论(0) 分类 Scientific American(五)月

Artificial Muscle Brings Back Blink A study in the Archives of Facial Plastic Surgery reports the development of an artificial muscle system that could restore the ability to blink to stroke and injury patients. Cynthia Graber reports Most of us blin

发表于:2019-01-02 / 阅读(298) / 评论(0) 分类 60秒科学

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(215) / 评论(0) 分类 Scientific American(五)月

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(260) / 评论(0) 分类 英语新闻

Scientists at the Massachusetts Institute of Technology have turned to Mother Nature for inspiration, inventing a device that mimics photosynthesis, the process plants use to convert sunlight and water into usable energy. MIT chemistry professor Dani

发表于:2019-01-14 / 阅读(260) / 评论(0) 分类 VOA标准英语2011年(四月)

Scientists say they have successfully tested artificial blood vessels grown in the laboratory. In a heart bypass operation, surgeons typically remove a vein from a patient's leg and use it to replace blocked arteries that feed the muscles of the hear

发表于:2019-01-14 / 阅读(224) / 评论(0) 分类 VOA标准英语2011年(二月)

By Melinda Smith Washington, DC 15 February 2008 Obesity is becoming a worldwide problem, even in developing countries. But diet drinks and food prepared with sugar substitutes do not seem to help curb people's appetites. Now a new study may provide

发表于:2019-01-19 / 阅读(220) / 评论(0) 分类 VOA常速英语2008年(二月)

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(239) / 评论(0) 分类 经济学人科技系列

今天我们要学的词是 artificia。Artificial 人造的。artificial intelligence 人工智能。不久前,The FDA approved a new artificial retina device that would help some people regain part of their sight. 美国食品和药物管理局批准

发表于:2019-01-30 / 阅读(192) / 评论(0) 分类 英语单词荟萃

Artificial Speech Mimics Real Thing 合成声音发展渐入佳境 未来虚拟声音真假难辨 At a University of Arizona laboratory, Professor Brad Story analyzes the voices of singers, actors and public speakers both live and on audio tape. 在亚

发表于:2019-02-12 / 阅读(264) / 评论(0) 分类 VOA标准英语2011年(十一月)

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(256) / 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(255) / 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(256) / 评论(0) 分类 人物杂志
学英语单词
acetal homopolymer
activation analysis
aeronautical navigational electronics
afterflaming
american agaves
antiphlogistin(e)
antipredation
antiuberculotic
antiunionism
Arroniz
astyclinic
atp monophosphatase
backbrushing
bacteria enter the root hair cell
be on at someone
body image surgery
calcium chromate
cardiosplenopexy
chatoyant stone
Christian, Fletcher
cinemaphotography
circuit rank
comprehensive curriculum
controlled system with self-regulation
crystalline fold-period
customs attorney
cuyahoga
cycle of pollutants
De Grey R.
deduped
E.C.S.C.
eath
elastic feedback
encephaloid
erasing machine
estimated residual value
ethylbenzylaniline
exploratory surgery
fan ferns
funnel viscosity
gas emission rate
genotypic variation
grid distance
hierarchy of operation
Hurro-
hydroxyl-iron
hysterotrachelectasia
illegal-immigrant
kelian
margate-fish
mass-radius relation
merlene
milks
multi-unit company
multilead
narcoanesthesia
neo-epinephrine
nis (nuclear instrumentation system)
non-differentials
north west spot beam
novice teacher
overshoot
Papalin
pendulum kiln
phaseolus angulariss
pitchperson
plunketts
polyaminoacids
polylopha
post - it notes
posting
process system engineering
quintina
radices scutellariae
rail head
reengineered
restoration of class
right coiling shell
roller feed
sea-damaged goods
second-ranks
self-schema
Siahgird
signal pennant
space vehicle development
spinal nervous pathways
sport girl
Starmýri
Swiss type agammaglobulinemia
Söllingen
Taehal-li
tan-tin
term insurances
terminal trunk exchange
the final judgment
thermal-conductivity coefficient
tonsils
two-man crew
vitreous solder glass
w's
whole house
xenodocheum