支持细胞连接复合体

Fuel Cell Cost-Cutting

By Caty Weaver Broadcast: July 25, 2003 This is Bill White with the VOA Special English Environment Report. Researchers say they have found a way to reduce the cost of some 1)fuel cell production. The

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VOA2003（下）-环境与健康

大学英语六级词汇 j

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闭着眼睛飘单词六级词汇

移动英语－对话1级第 13 部分

Part 13: Asking the way. 问路 1. Excuse me . 劳驾 Can you tell me the way to the station please , Do you know the way to the station please. How do I get to the station please. 你能告诉我去车站的路吗？ 2. Left 左 Right右 Turn left 向左转 , Turn righ

发表于:2018-12-02 / 阅读(113) / 评论(0)

辛沛沛NO-BOOK 傻瓜机从零开始学英语

英语语法：39 Complex-Compound Sentences

Grammar Girl here. Todays topic is the complex-compound sentence. Guest writer Sal Glynn writes: Most writers worth their fingertip calluses begin as avid readers. We read books, magazines, and websites indiscriminately until we start to notice the w

发表于:2018-12-07 / 阅读(131) / 评论(0)

英语语法 Grammar Girl

轻松英语之旅24:OAKA(The Athens Olympic Sports Complex)

[00:02.54]English Express [00:28.11]OAKA - The Athens Olympic Sports Complex [00:31.40]雅典奥运会场馆 [00:43.42]The Athens Olympic Sports Complex (OAKA) [00:47.09]is situated at Maroussi [00:48.97]and was the centre of the Olympic Games 2004.

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轻松英语之旅

国家地理-2008-05-24 Fuel Cell 聚焦燃料电池

For something that could revolutionize the world, its come along very slowly. The fuel cell was invented in 1839, but there was little development until the 1950s when NASA started to use them in space where they are still used today. Now, after yea

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国家地理2008年

儿童英语读物 Caboose Mystery CHAPTER 5 Glass Factory Junction

In a short time the train stopped at Glass Factory Junction. The Aldens got off the train and looked around. They could not see any sign of a town. There was a small freight station on one side of the tracks and a large factory on the other. Everythi

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11 Caboose Mystery

专业术语—口腔生理学术语E2(英文详解)

Enamel prisms - rod-like bundles of hydroxyapatie crystals which are orientated at right angles to the tooth surface. Each prism can be traced from the outside of the enamel all the way to the dentine

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医务英语

专业术语—口腔生理学术语C2(英文详解)

Cemento-enamel junction- the junction between the enamel covering the crown of the tooth and the cementum covering its root. Often referred to as the CEJ. Cementoblasts - cells of mesenchyme origin, i

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医务英语

专业术语—口腔生理学术语M3(英文详解)

Morphogenesis - the process in which tissue shapes and organ structures are developed during embryology. Morphogenic fieled - an environment in which the shape or pattern of a developing organ is dete

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医务英语

专业术语—口腔生理学术语N(英文详解)

Nerve growth factor- a cytokine that promotes the growth and repair of sensory nerves and maintenance of sympathetic nerves. Neural crest cells - cells derived from the ectoderm layer in the embryo. T

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医务英语

创新英语教程第三册UNIT17

[00:05.09]2 While you listen More sleeping policemen! [00:13.95]Did you hear about that did who was knocket down on Junction Road the other day? [00:21.21]Yes,it was awful,wasnt it? Still,its hardly surprising,is it? [00:27.27]What do you mean? [00:3

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创新英语教程第三册

北师大版高中英语模块10--Unit29(4)-4

[00:00.00]4 Were the staff nice at the hotel? [00:05.50]Oh yesthey really went out of their way [00:07.50]to make us feel at home. [00:10.55]5OK,we'll drive to the restaurant [00:15.07]Do you know the way? [00:16.71]I'm not sure I remember ityou'd be

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北师大版高中英语模块10(选修)

VOA标准英语2011-Multi-Millon-Dollar Iraqi Sports Complex

The Asian Cup football (soccer) tournament kicks off in Doha, Qatar, Friday, January 7, with defending champion Iraq to play North Korea, Iran and the United Arab Emiterates in Group-D play. Iraqi football fans are also looking forward to 2013, when

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VOA标准英语2011年(一月)

VOA常速英语2008年-Museum Complex Dedicated to Journalism Opens in

By George Dwyer Washington 10 April 2008 On Friday, 11April, a major cultural and architectural event is set to take place in Washington: amassive new interactive museum complex dedicated to the profession of journalism will open its doors to the pub

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VOA常速英语2008年（四月）

汽车行驶警示语

禁止标志： 1．禁喇叭 No horn. 2．禁闯红灯 No joywalking. 3．禁止通行 No passing. No Through Traffic. 4．禁止越线 Keep in lane. 5．禁止汽车 Auto Not Permitted. 6．不准回转 No U Turn 7．不准入内 No Entry 8．

发表于:2019-02-01 / 阅读(130) / 评论(0)

阅读空间

Researchers make sperm from stem cell in dish

WASHINGTON, Aug. 4 (Xinhua) -- Researchers have found a way to turn mouse embryonic stem cells into sperm and this finding opens up new avenues for infertility research and treatment, according to astudy published Thursday in the online edition of jo

发表于:2019-02-04 / 阅读(241) / 评论(0)

英语新闻

英语常用标识语和提示语一

I. Road and Traffic 公路和交通 Approaching end of motorway 即将驶出高速。 Avoid the jams. 避免交通堵塞。 Dangerous bend 弯道危险 Diverted traffic 交叉路口 Entry to motorway 高速入口 Left junction 左交叉口 Look left

发表于:2019-02-05 / 阅读(92) / 评论(0)

实用英语

Turn Off Your Cell Phone 关掉你的手机

Turn Off Your Cell Phone 关掉你的手机 We went to the movie the other night. I sat in an aisle seat as I usually do, because it feels a little roomier. Just as the feature was about to start, a blonde from the center of the row got up and starte

发表于:2019-02-07 / 阅读(222) / 评论(0)

趣味英语

U.S. researchers discover human lung stem cell

WASHINGTON, May 11 (Xinhua) -- Researchers at Brigham and Women 's Hospital (BWH), a teaching affiliate of Harvard Medical School, have identified(鉴定) a human lung stem cell that is self-renewing and capable of forming and integrating multiple bi

发表于:2019-02-18 / 阅读(171) / 评论(0)

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学英语单词

asymptotically stable in the large