音标:['pidnə] ;
n. 皮德纳(马其顿古国城市)
n. a major victory by the Romans over the Macedonians in 168 BC; resulted in the downfall of the ancient Macedonian kingdom
词型变化:名词复数形式 : pydnas

[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(224) / 评论(0) 分类 河北教育初中英语(初中起点)九年级下

[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(341) / 评论(0) 分类 河北教育初中英语(初中起点)九年级下

[ti:UNIT 2 DNA Lesson 14 A Clone of My Own] [0:01.795]UNIT 2 第二单元 [0:03.474]DNA [0:06.878]Lesson 14: 第14课: [0:08.810]A Clone of My Own 克隆自己 [0:11.639]THINK ABOUT IT! 想一想! [0:13.249] Do you have a twin brother or sister? 你

发表于:2018-12-10 / 阅读(229) / 评论(0) 分类 河北教育初中英语(初中起点)九年级下

[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(303) / 评论(0) 分类 河北教育初中英语(初中起点)九年级下

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发表于:2018-12-10 / 阅读(178) / 评论(0) 分类 牛津阅读树ORTMP3(1-11级)

DIALOG 21 laurance--You look happy today! soony--I am happy.I just heard I passed my physics exam laurance--Congratulations!I'm glad somebody's happy. soony--Why?What's the matter? laurance--Oh,I'm ju

发表于:2018-12-26 / 阅读(142) / 评论(0) 分类 英语经典听力对话

But personal DNA machines can also save human lives. 但个人DNA检测器还可以挽救人类的生命。 Professor Ian Goodfellow is a virologist at the University of Cambridge. Ian Goodfellow教授是剑桥大学的病毒学家。 And last year h

发表于:2019-01-03 / 阅读(140) / 评论(0) 分类 TED演讲科技篇

THIS IS AMERICA -June 24, 2002: Women Spies By Jerilyn Watson VOICE ONE: Throughout American history, women have aided the United States and its allies by spying. A show organized by the National Wome

发表于:2019-01-07 / 阅读(244) / 评论(0) 分类 This is America

NB: This is not a word for word transcript Yvonne: Hello, I'm Yvonne Archer and Alice has joined me for today's 6 Minute English. Hello, Alice! Alice: Hello, Yvonne. Yvonne: Of course, the world news is often about the financial crisis, so I thought

发表于:2019-01-07 / 阅读(205) / 评论(0) 分类 六分钟英语

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发表于:2019-01-27 / 阅读(188) / 评论(0) 分类 粉红猪小妹第三季

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发表于:2019-01-27 / 阅读(174) / 评论(0) 分类 粉红猪小妹第三季

Hoppy the little kangaroo was out for a walk with his mother.Mummy,I'm cold,he said suddenly.Then you must jump into my pouch at once,said his mother.Where is Hoppy?asked everyone when they got back home.He felt cold.He's gone insid

发表于:2019-01-30 / 阅读(184) / 评论(0) 分类 趣味英语

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(211) / 评论(0) 分类 科技之光

EXPLORATIONS -August 7, 2002: International Spy Museum VOICE ONE: This is Mary Tillotson. VOICE TWO: And this is Steve Ember with the VOA Special English program EXPLORATIONS. Today we tell about a mu

发表于:2019-01-30 / 阅读(193) / 评论(0) 分类 Explorations

DEVELOPMENT REPORT - Plumpy'nut Aids Fight Against Hunger By Jill Moss Broadcast: Monday, April 25, 2005 I'm Gwen Outen with the VOA Special English Development Report. Nutriset is a food company in F

发表于:2019-01-30 / 阅读(218) / 评论(0) 分类 农业与发展

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(175) / 评论(0) 分类 英语新闻

One in this world there are two things we can not do: First, hurry, and second, to stop and see if they have a good mentality. A good state of mind is that people a good partner in life, people pleasure and health. Insights on life: Y

发表于:2019-02-05 / 阅读(150) / 评论(0) 分类 阅读空间

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(178) / 评论(0) 分类 阅读空间

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(168) / 评论(0) 分类 英语新闻

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(219) / 评论(0) 分类 人物杂志