[病毒] ＤＮＡ－制动突变型（种）

UNIT 2 DNA Lesson 10 What Is DNA?

[ti:UNIT 2 DNA Lesson 10 What Is DNA?] [0:02.300]UNIT 2 第二单元 [0:03.936]DNA [0:06.098]Lesson 10: 第10课： [0:07.918]What Is DNA? 什么是DNA？ [0:10.668]THINK ABOUT IT! 想一想！ [0:12.400] Do you and the students near you look the sam

发表于:2018-12-10 / 阅读(209) / 评论(0)

河北教育初中英语（初中起点）九年级下

UNIT 2 DNA Lesson 15 Cloning Questions

[ti:UNIT 2 DNA Lesson 15 Cloning Questions] [0:01.154]UNIT 2 第二单元 [0:02.876]DNA [0:05.935]Lesson 15: 第15课： [0:07.825]Cloning Questions 克隆问题 [0:11.631]To: 至： [0:12.419]jenny@compmail.ca [0:15.357]From: 来自： [0:16.233]Li-

发表于:2018-12-10 / 阅读(320) / 评论(0)

河北教育初中英语（初中起点）九年级下

UNIT 2 DNA Lesson 13 Clones Are the Same

[ti:UNIT 2 DNA Lesson 13 Clones Are the Same] [0:00.788]UNIT 2 第二单元 [0:02.442]DNA [0:05.530]Lesson 13: 第13课： [0:07.106]Clones Are the Same 克隆人是一样的 [0:09.703]THINK ABOUT IT! 想一想！ [0:11.155] You have a pet that you l

发表于:2018-12-10 / 阅读(282) / 评论(0)

河北教育初中英语（初中起点）九年级下

美国口语骂人篇精华

1. Nerd/geek/dork/dweeb/gweeb 呆子. 这些字都代表一个人因为太专注某件事而看起来不太正常, 而并非不聪明的呆, 如书呆子, 计算机怪胎等, 这几个字可以交换使用. 其中 nerd , geek 和 dork 比其它二个来

发表于:2018-12-17 / 阅读(337) / 评论(0)

今日美国口语

SSS 2011-01-27

This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? Generations of American children have been told, Eat your broccoli! And for decades, researchers have known that broccoli and related vegetables like cauliflower and water

发表于:2018-12-24 / 阅读(155) / 评论(0)

Scientific American(一)月

听美剧学英语:《淘小子看世界》 I Dream of Feeny - 3

I can't believe Mr. Feeny actually missed a day of school. Well, you know who you can thank for that, don't you? Zeus? Me! I wished for him to get sick, and he did. You didn't wish for him to get sick. Sure I did, yesterday when we weren't studying.

发表于:2019-01-02 / 阅读(170) / 评论(0)

听美剧学英语-《淘小子看世界》

Russia's Yukos Oil Arrest

By Cynthia Kirk Broadcast: November 8, 2003 This is Steve Ember with IN THE NEWS, from VOA Special English. Many investors are 1)concerned about the possible effects on the Russian economy from the ar

发表于:2019-01-11 / 阅读(207) / 评论(0)

VOA2003（下）-教育与新闻

英语听力：自然百科热带风潮的革命 Tropicalia Revolution—10

He was the embryo of the very thing we were trying to do consciously. He had started with bossa nova, and he had added rhythm'n'blues and rock'n'roll to his thing. And he had a new synthesis that prefigured everything the Tropicalistas wanted to, to

发表于:2019-01-22 / 阅读(247) / 评论(0)

自然百科2012年

Vitamin C and DNA

67 维生素C能否破坏DNA？ DATE=7-11-01 TITLE=SCIENCE REPORT - Vitamin C and DNA BYLINE=Nancy Steinbach (Start at 59

发表于:2019-01-30 / 阅读(190) / 评论(0)

科技之光

Database of DNA reunites families

BEIJING, Sept. 26 (Xinhuanet) -- Fu Ming'ai was reunited with his family on Sunday after 22 years. He is one of the more than 1,400 abducted children who were helped by a national DNA database, which helps match trafficked children and their parents.

发表于:2019-02-02 / 阅读(165) / 评论(0)

英语新闻

护肤品不好用没准和你的DNA有关

LONDON Whats being billed as the future of skin care starts suspiciously like a visit to the dentist: with a mouthwash gargle. Thats to eliminate debris that may interfere with a good saliva sample, from which DNA will be extracted and serums tailore

发表于:2019-02-06 / 阅读(169) / 评论(0)

阅读空间

VOA常速英语2007年-Pakistan's Bhutto Defies House Arrest Order, At

By Barry Newhouse Islamabad 09 November 2007 The former Pakistan prime minister, Benazir Bhutto, has been served with an order placing her under house arrest in Islamabad. But VOA's Barry Newhouse spoke to a member of her political party, who said he

发表于:2019-02-07 / 阅读(149) / 评论(0)

VOA常速英语2007年（十一月）

DNA result reveals identity of accident driver

SHENZHEN, May 30 (Xinhua) -- Police in Shenzhen, south China's Guangdong Province, said Wednesday that the speeding car driver Hou Peiqing was the one who caused the fatal accident on Saturday. Police showed DNA results at a press conference here, sa

发表于:2019-02-08 / 阅读(153) / 评论(0)

英语新闻

Bird flu appears returning: UN

EIJING, Aug. 30 (Xinhuanet) -- The United Nations is warning authorities to be on high alert of bird flu as the virus appears to be returning. The UN Food and Agriculture Organization said in a statement Monday a mutant strain is spreading across par

发表于:2019-02-08 / 阅读(192) / 评论(0)

英语新闻

学个词Learn a Word 第332期 House arrest

今天我们要学的词是house arrest。 House arrest, 是软禁的意思。Pakistan's government placed former prime minister Benazir Bhutto under house arrest for seven days, 巴基斯坦政府对前总理布托实行了七天的软禁。This is

发表于:2019-02-13 / 阅读(135) / 评论(0)

英语单词荟萃

TED演讲:昭示长寿的实验(1)

Have you ever wanted to stay young a little longer 大家有没有想过要年轻再久一点 and put off aging? 延缓衰老呢？ This is a dream of the ages. 这是很久以来的梦想了 But scientists have for a long time 不过科学家以前一

发表于:2019-02-14 / 阅读(147) / 评论(0)

TED演讲科学篇

Lindsay Lohan free from house arrest after 35 days

BEIJING, June 30 (Xinhuanet) -- U.S. actress Lindsay Lohan was officially released Wednesday after 35 days of house arrest, according to media reports Thursday. I'm excited to start community service and focus on my work, Lohan spoke to TMZ before sh

发表于:2019-02-18 / 阅读(147) / 评论(0)

英语新闻

人物:狗狗的DNA检查

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(206) / 评论(0)

人物杂志

2018年CRI Scientists engineer mutant enzyme which eats plastics quickly

An international group of scientists has engineered an enzyme which they say will be able to eat some of the most common plastic. It's being touted as a possible way to fight pollution. Improvements aimed at making the enzyme work more effectively ar

发表于:2019-02-22 / 阅读(198) / 评论(0)

2018CRI中国国际广播电台

omg美语：0531 OMG!美语ChildrensDay美国

儿童节快乐！来看看美国卡通明星用英语怎么说！ 1)Popeye the Sailorman 大力水手 old school古老的2) Teenage Mutant Ninja Turtles/TMNT忍者神龟 Mutant变异的Renaissance文艺复兴3) SpongeBob海绵宝宝4) Patrick派大星

发表于:2019-03-02 / 阅读(188) / 评论(0)

OMG美语

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学英语单词

ball metaphas (barber & callan 1943)

Bashanta

be typical of

bigeminy coupled rhythm