人工配种;人工授精

She’ll be comin’ round the mountain

>She’ll be comin’ round the mountain she comes. She’ll be comin’ round the mountain she comes. She’ll be comin’ round the mountain She’ll be comin’ round the mountain. She’ll be comin’ round the mountain she comes. She’ll be driv

发表于:2018-11-29 / 阅读(275) / 评论(0)

迪斯尼儿歌第一集

2007年NPR美国国家公共电台一月-A Broken Foot, an Artificial Leg, and a R

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

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2007年NPR美国国家公共电台

阶梯听力天天练:教

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2008年ESL之商务英语

创新英语-Scientists Create Energy-Making Artificial Leaf

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(197) / 评论(0)

创新英语

初中英语山东版九年级--Unit 9

There are twice as many giant pandas as before. [00:06.73]Section 1 Before You Read [00:09.56]PAIRWORK [00:11.23]A national treasure is something that is [00:13.77]important to a country's history or culture. [00:17.43]Think of three more of China's

发表于:2018-12-10 / 阅读(179) / 评论(0)

初中英语山东版九年级（全一册）

VOA标准英语2015--Researchers Create Artificial Skin With Sense of Touch

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(124) / 评论(0)

VOA标准英语2015年(一月)

60秒科学:Artificial Muscle Brings Back Blink

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(249) / 评论(0)

60秒科学

巴西运用手机应用应对寨卡病毒

RIO DE JANEIRO, Feb. 24 (Xinhua) -- Various Brazilian cities are turning to mobile apps in the fight against the Aedes Aegypti mosquito, which transmits the Zika virus, chikungunya and dengue, a local official said. While an app does not replace the

发表于:2019-01-07 / 阅读(131) / 评论(0)

英语新闻

AP 2011-03-19

1. Workers trying to prevent a meltdown at a Japanese nuclear power plant are being allowed to return to their jobs. That follows an evacuation overnight when radiation levels became too dangerous. The death toll from Friday's earthquake and tsunami

发表于:2019-01-11 / 阅读(187) / 评论(0)

美联社新闻一分钟2011(三月)

Artificial Leaf Turns Sunlight into Electric Power

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(213) / 评论(0)

VOA标准英语2011年(四月)

英语听力—环球英语 1305 Dogs and Humans

Voice 1 Welcome to Spotlight. Im Rena Dam. Voice 2 And Im Liz Waid. Spotlight uses a special English method of broadcasting. It is easier for people to understand - no matter where in the world they live. Voice 1 There is a large square stone near a

发表于:2019-01-19 / 阅读(145) / 评论(0)

环球英语 Spotlight

Animal Sanctuary in Australia

Tasmanian Devils, pygmy-possums and native parrots are just some of Australia's threatened species. But thanks to a successful breeding season, one animal sanctuary is optimistic for the future survival of these creatures. Our reporter Li Dong has th

发表于:2019-01-19 / 阅读(153) / 评论(0)

世界各地新闻集锦

英语儿歌274首第189期:She'll be coming round the mountain(2)

歌词如下： She'll be coming round the mountain, When she comes,(Toot, toot!), She'll be coming round the mountain, When she comes,(Toot, toot!), She'll be coming round the mountain, She'll be coming round the mountain, She'll be coming round the

发表于:2019-01-28 / 阅读(112) / 评论(0)

英语儿歌274首

英语儿歌274首第188期:She'll be coming round the mountain

发表于:2019-01-28 / 阅读(117) / 评论(0)

英语儿歌274首

神探夏洛克第二季第二集_8

神探夏洛克第二季第二集_8 谢了 Ta. 请出示通行证 Pass, please. 谢谢 Thank you. 你有巴斯克维尔的证件? You've got ID for Baskerville?! 怎么搞到的? How? 不是这地方专有的我哥哥的证件 It's not specific to t

发表于:2019-01-28 / 阅读(286) / 评论(0)

神探夏洛克第二季

学个词Learn a Word 第1713-artificial

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(148) / 评论(0)

英语单词荟萃

AP美联社一分钟新闻(2009-12-06)

This is AP news. President Barack Obama encouraged job secrets in Pennsylvania, saying the latest employment figures are just the start what he hopes is good news. New statistics show only a moderate shielding of 11000 jobs last month. The unemployme

发表于:2019-01-31 / 阅读(214) / 评论(0)

美联社新闻一分钟2009年(十二)月

voa标准英语2008-IAEA Calls for Investment in Plant Breeding Tech

The International Atomic Energy Agency is making a push for an unusual type of technology, using radiation to produce higher yielding and hardier plants. Lisa Bryant has more on the technology that the IAEA says could help reduce hunger affecting mi

发表于:2019-02-06 / 阅读(176) / 评论(0)

VOA标准英语2008年(十二月)

VOA标准英语2011--Artificial Speech Mimics Real Thing

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(215) / 评论(0)

VOA标准英语2011年(十一月)

【英音模仿秀】欧盟廉政行动

模仿文本： Well, The EU's Home Affairs commissioner has warned of staggering levels of corruption in member countries.Presenting the first EU-wide anti-corruption reports,Cecilia Malmstrom said the problem eroded trust in democratic institutions

发表于:2019-03-06 / 阅读(200) / 评论(0)

英音模仿秀

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aberrant reaction

accurate expression

alumina-silicate ceramic fibre