琼脂平面培养

新东方背诵文选 L36.Plate Tectonics and Sea-floor Spreading

The theory of plate tectonics describes the motions of the lithosphere, the comparatively rigid outer layer of the Earth that includes all the crust and part of the underlying mantle. The lithosphere(

发表于:2018-12-01 / 阅读(176) / 评论(0)

新东方背诵文选

SCIENCE IN THE NEWS - Plate Tectonics

SCIENCE IN THE NEWS - Plate Tectonics By Marilyn Christiano Broadcast: Tuesday, February 17, 2004 (THEME) VOICE ONE: This is Science in the News, in VOA Special English. I'm Sarah Long. Graphic Image

发表于:2018-12-07 / 阅读(98) / 评论(0)

科技之光

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发表于:2018-12-08 / 阅读(440) / 评论(0)

新概念优美背诵短文50篇

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发表于:2018-12-18 / 阅读(95) / 评论(0)

英文语法词汇

英语听力—环球英语 1431 The Power of Apology

Voice 1 Welcome to Spotlight, I'm Christy Van Arragon. Voice 2 And I'm Joshua Leo. Spotlight uses a special English method of broadcasting. It is easier to for people to understand no matter where in the world they live. I am sorry Voice 1 This phras

发表于:2018-12-19 / 阅读(72) / 评论(0)

环球英语 Spotlight

儿童英语小故事 22. A Fork, Spoon, Plate, and Carrot

He picks up his fork. He picks up his spoon. He hits the plate with his fork. He hits the plate with his spoon. His mom says Stop. He stops. His mom puts a carrot on the plate. He looks at the carrot. He picks up the spoon. He hits the carrot with th

发表于:2018-12-31 / 阅读(183) / 评论(0)

儿童英语小故事

美国习惯用语:482 step up to the plate...

今天还是要继续讲两个在大选期间新闻界常用来报道选战形势的习惯用语。你知道哪一种运动是美国人日常用语最丰富的源泉呢？是美国最风行的球类运动：棒球。今天要说的两个习惯用语都

发表于:2019-01-09 / 阅读(147) / 评论(0)

美国习惯用语

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在美国每年棒球季节的第一场比赛相当于春天来临的信息。说真的，这一百多年来最得美国大众青睐的运动就是棒球，而棒球运动也成了习惯用语的丰富来源。我们今天就专讲一些出自棒球运

发表于:2019-01-09 / 阅读(147) / 评论(0)

美国习惯用语

UNIT 4 Look into Science! Lesson 28: Fill My Plate

[ti:UNIT 4 Look into Science! Lesson 28: Fill My Plate] [0:00.567]UNIT 4 第四单元 [0:02.629]Look into Science! 走进科学！ [0:04.999]Lesson 28: 第28课： [0:07.524]Fill My Plate 把我的盘子装满 [0:15.770]It's time for lunch! 该吃午饭

发表于:2019-01-09 / 阅读(214) / 评论(0)

河北教育初中英语（初中起点）八年级下册

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熟菜 string bean 四季豆 pea 豌豆 green soy bean 毛豆 soybean sprout 黄豆芽 mung bean sprout 绿豆芽 bean sprout 豆芽 kale 甘蓝菜 cabbage 包心菜; 大白菜 broccoli 花椰菜 mate

发表于:2019-01-11 / 阅读(71) / 评论(0)

英文语法词汇

VOA慢速英语2012--SCIENCE IN THE NEWS - The Moving Story of Plate Tectonics

SCIENCE IN THE NEWS - The Moving Story of Plate Tectonics FAITH LAPIDUS: This is SCIENCE IN THE NEWS, in VOA Special English. Im Faith Lapidus. BOB DOUGHTY: And Im Bob Doughty. Scientists who study the Earth tell us the continents and ocean floors ar

发表于:2019-01-12 / 阅读(99) / 评论(0)

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By Anjana Pasricha New Delhi 24 September 2009 India has embarked on an ambitious project to give biometric identity cards to its 1.2 billion citizens. If implemented, the project could help millions of poor people gain easier access to public servi

发表于:2019-01-13 / 阅读(88) / 评论(0)

VOA标准英语2009年(九月)

VOA标准英语2011--Scientists Point to Possible Health Effe

Scientists Point to Possible Health Effects of Cell Phones This past May, in a major policy shift, the World Health Organization said electromagnetic fields produced by mobile phones are possibly carcinogenic. Although the International Association f

发表于:2019-01-14 / 阅读(83) / 评论(0)

VOA标准英语2011年(八月)

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RACHEL MARTIN, HOST: When people with simple, non-urgent medical problems go to the emergency room for treatment, it creates all kinds of problems - ERs get overcrowded, treatment is expensive, it's often inefficient. This is a big issue here in Wash

发表于:2019-01-16 / 阅读(88) / 评论(0)

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Topic 1-The best and the worst of CCTV New Year's Gala 2017 The CCTV New Year's Gala this year has triggered thousands of netizens to comment on its best and worst performances. What are the highlights and the low points? Topic 2-Burning the first in

发表于:2019-01-18 / 阅读(80) / 评论(0)

英语角-圆桌会议

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D. 其它 Long rice 长米，较硬，煮前先泡一个小时 Pudding rice or short rice 短米，较软 Brown rice 糙米 THAI Fragrant rice 泰国香米* Glutinous rice 糯米* Strong flour 高筋面

发表于:2019-02-04 / 阅读(129) / 评论(0)

英文语法词汇

Goalkeeper coach of Argentina's River Plate resigns

BUENOS AIRES, May 24 (Xinhua) -- Ubaldo Fillol, the coach for goalkeepers of the Argentine soccer club River Plate resigned his post on Tuesday following a public fallout after an incident with goalkeeper Juan Pablo Carrizo. I do not forgive these ki

发表于:2019-02-08 / 阅读(135) / 评论(0)

英语新闻

经济学人393:科学究竟有什么用?

Books and Artts; Book review; 文艺；书评； Conundrums of science; 科学谜题； What is it for? 科学究竟有什么用？ Scinece in the 20th century and beyond; by Jon Agar; 20世纪后科学；乔艾格著； SCIENCE works with problems b

发表于:2019-02-18 / 阅读(110) / 评论(0)

经济学人综合

瞬间秒杀听力第325期:与中国主人共进晚餐

Eatingisalwaysalearning experiencein anew culture. Imust putin afew words about myexperiencehere inChina. If Ihave dinnerwith aChinese host, healways presses more food onto myplateassoonas I haveemptiedit of theprevious helping. and Ihavetoeatthefood

发表于:2019-02-24 / 阅读(75) / 评论(0)

瞬间秒杀听力

英语听力—环球英语 1061 The Power of Apology

发表于:2019-03-04 / 阅读(145) / 评论(0)

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