标签：rotation 相关文章

大学英语精读第二册 Unit Three：Lesson from Jefferson

TEXT Jefferson died long ago, but may of his ideas still of great interest to us. Lessons from Jefferson Thomas Jefferson, the third President of the United States, may be less famous than George Washington and Abraham Lincoln, but most people rememb

发表于:2018-12-04 / 阅读(140) / 评论(0) 分类 大学英语精读第二册

VOA慢速英语 2008 0527a

Agriculture Report - UN Aims to Raise Potatoes' Appeal High grain prices and the International Year of the Potato bring greater attention to the vegetable. Transcript of radio broadcast: 26 May 2008 Some governments and agricultural experts have thi

发表于:2018-12-15 / 阅读(53) / 评论(0) 分类 VOA慢速英语2008年（五）月

SSS 2009-06-18

This is Scientific American's 60-second Science. I'm Steve Mirsky. Heres a clip from last weeks CalTech commencement address by Secretary of Energy and physics Nobel Laureate Steven Chu. Most scientists are optimistic by nature. Part of my optimism c

发表于:2018-12-24 / 阅读(75) / 评论(0) 分类 Scientific American(六)月

白领英语口语速查 第22期:请假(2)

私人事假 personal day A: What's a personal day? B: Personal day is when you have to take care of things during work time. A: What are the examples? B: For example,if you have to apply for an ID card and the government office issuing the ID card o

发表于:2018-12-26 / 阅读(51) / 评论(0) 分类 外企白领口语速查手册

美国学生历史 第135期:安德鲁·杰克逊的任期(1)

Chapter 29 第29期 The Reign of Andrew Jackson,1829-1837 安德鲁杰克逊的任期（1829-1837年） 301. General Jackson. 301．杰克森将军 Born in the backwoods of Carolina, Jackson had early crossed the Alleghanies and settled in Tennessee.

发表于:2018-12-28 / 阅读(49) / 评论(0) 分类 美国学生历史

舌尖上的中国第1季 第83期:五味的调和(5)

After being boiled,syrup is poured into a jar. 糖浆熬得恰到好处倒入一个广口锅中 Gentle rotation of the jar will not only cool the syrup down 轻轻旋转既可以降温，又可以利用离心力 but also remove the air bubbles in it

发表于:2018-12-28 / 阅读(55) / 评论(0) 分类 舌尖上的中国第一季

9-14 用于探索太空的发明：人造卫星

Inventions for Exploring Space: Artificial Satellites Sputnik Ⅰ was the first artificial satellite. It can be described as an aluminium 1 sphere with a diameter 2 of 58 centimetres and weighing 83.6

发表于:2018-12-30 / 阅读(80) / 评论(0) 分类 英语沙龙2004全年合辑下

美丽新世界Brave New World 第1章(9)

On Rack 10 rows of next generation's chemical workers were being trained in the toleration of lead, caustic soda, tar, chlorine. 第十道架上一排排下一代的化学工人正在承受着铅毒、苛性苏打、沥青和氯气伤害的锻炼。

发表于:2019-01-01 / 阅读(95) / 评论(0) 分类 美丽新世界

SSS 2011-05-06

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Albert Einstein wins again. A new study has confirmed another prediction of his theory of general relativity. The corroboration appears online in the jou

发表于:2019-01-08 / 阅读(74) / 评论(0) 分类 Scientific American(五)月

囧研究：走路姿势能暴露你的性格哦

The way people walk can provide clues about their personality, claims a new study. 一项最新研究显示，走路的方式可以透露一个人的性格。 Using motion capture technology, researchers found that movements reveal certain personalit

发表于:2019-01-08 / 阅读(62) / 评论(0) 分类 轻松英语

2016年消费电子产品展将进一步见证一切智能化

2016年消费电子产品展将进一步见证一切智能化 High-definition cameras, sensors, electric motors and remote controls have become so small and cheap they can be put on most everyday objects. 高清摄像头,传感器,电动马达及遥控

发表于:2019-01-14 / 阅读(105) / 评论(0) 分类 VOA标准英语2016年(一月)

TED演讲：医生们会犯错误(3)

And that was the message that I absorbed when I was in med school. 这就是我在医学院时得到的信息。 I was an obsessive compulsive student. 我是一个有着强迫症倾向的学生。 In high school, a classmate once said that Brian Gol

发表于:2019-01-18 / 阅读(64) / 评论(0) 分类 TED演讲教育篇

陨落星辰第一季 第79期:撤退前的准备

One of the upsides of losing our electronics no video games. 失去电力的好处之一就是没有烦人的电子游戏了 Got to make do with old-fashioned imagination. 玩传统游戏挺好的 How are you feeling? 你怎么样 You should see the

发表于:2019-01-29 / 阅读(93) / 评论(0) 分类 陨落星辰第一季

Electric motor made in single molecule

BEIJING, Sept. 6 (Xinhuanet) -- Scientists from Tufts University of the U.S. have created the world's smallest electrical motor in a single molecule. The finding was published in the journal Nature Nanotechnology on Monday. In the research, scientist

发表于:2019-01-30 / 阅读(112) / 评论(0) 分类 英语新闻

60秒科学:我们需要新的农业改革

Energy Secretary: We Need New Agriculture Revolution In his CalTech commencement address on June 12, Nobel physicist and Secretary of Energy Steven Chu called for a new agricultural revolution, led by scientists. Heres a clip from last weeks CalTech

发表于:2019-01-30 / 阅读(87) / 评论(0) 分类 60秒科学

美联储官员称6月加息条件已成熟

The US is on the verge of meeting most of the economic conditions the Federal Reserve has set to increase interest rates next month, according to a member of the rate-setting Federal Open Market Committee. 负责制定利率的联邦公开市场委员会

发表于:2019-02-09 / 阅读(100) / 评论(0) 分类 实用英语

研究：男性吃大蒜 体味更迷人

It might sound like the most unlikely of dating tips. 这听起来绝对不像是什么约会秘诀。 But guys, if you want to get the girl, forget the aftershave and try eating garlic instead. 但是伙计们，如果你想将那个妹子约上手，

发表于:2019-02-17 / 阅读(71) / 评论(0) 分类 阅读空间

China extends dominance at gymnastics men's team

LONDON, July 30 (Xinhua) -- Chinese gymnasts cleared doubts that followed their sixth-place finish in the preliminary, winning the Olympic men's team gold in a dominant fashion on Monday. The Chinese pulled off a nearly perfect performance to garner

发表于:2019-02-18 / 阅读(70) / 评论(0) 分类 英语新闻

托福阅读中的隐藏陷阱，你被坑了吗

对于《Seventeenth Century Dutch Agriculture》这篇来说，很多童鞋应该并不陌生。这篇文章是托福阅读TPO23套的第2篇，但是在这种难度适中的文章当中，依然会藏有杀机!今天我们就来一起找找杀机在哪

发表于:2019-02-20 / 阅读(59) / 评论(0) 分类 托福英语

TED演讲:电子游戏中的大脑(5)

Now in a sense, when we think about the effect of video games on the brain, 从某种意义上来说，我们可以认为电子游戏对于大脑的影响 it's very similar to the effect of wine on the health. 和酒对于健康的影响很相似。

发表于:2019-02-21 / 阅读(65) / 评论(0) 分类 TED演讲教育篇
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