间歇应力;周期应力

A Visit to Stalin's Birthplace

Jan 31,2003 The small town of Gori would most likely be an unremarkable outpost along Georgia's east-west highway, if it were not for Josef Stalin. Gori is where the Soviet dictator was born and where

发表于:2018-11-29 / 阅读(108) / 评论(0)

VOA2003（上）-文艺之窗

CNN 2010-03-24

Well that's a pressure cooker of a day on Capitol Hill as we wait and wonder how this vote for healthcare plays out, the final vote is expected Sunday and Democratic house leaders are trying to convince undeclared members to vote yes. 216 votes are n

发表于:2018-12-02 / 阅读(98) / 评论(0)

CNN2010年(三)月

SSS 2008-12-26

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Sometimes its not what you eat, but when you eat it. At least when it comes to longevity diets. For some time, scientists have known that animals kept on

发表于:2018-12-02 / 阅读(80) / 评论(0)

Scientific American(十二)月

听电影学英语-辛普森一家 09

[00:06.18]You come back here, IittIe man. 小子，你给我回来！ [00:09.02]I miss FIanders. There, I said it! 我好想佛兰德斯！听到没？我想他！ [00:13.74]-Where's your father? -He went out. - 你爸哪去了？ - 出去了 [00:16.

发表于:2018-12-07 / 阅读(112) / 评论(0)

听电影学英语-辛普森一家

商务写作：办公室留言怎么写？

People often make mistakes in their automatic out of office messages. This can make a bad impression, especially if there are basic spelling or gramma mistakes, as such messages tend to be written at the last moment when youre in a hurry to leave the

发表于:2018-12-12 / 阅读(56) / 评论(0)

求职英语

SSS 2008-02-28

This is Scientific Americans 60-Second Science, Im Cynthia Graber. This will just take a minute. The history of science is inextricably linked to the Galapagos and its influence on Darwin. In 2001, an oil tanker hit a reef in the Galapagos Islands an

发表于:2018-12-24 / 阅读(42) / 评论(0)

Scientific American(二)月

经济学人:能源短缺电能如何储存?(上)

Business 商业 Iberdrola: The energy-storage question Iberdrola：能源短缺问题 A trail-blazing utility that against full distributed energy. 一个风能先驱对电池持有怀疑的态度。 One of Ignacio Galan's early jobs as an engineer w

发表于:2018-12-31 / 阅读(104) / 评论(0)

经济学人商业系列

英语博客：A Long Look At Wheels.

Clunk, clunk. Clunk, clunk, it was time to have the wheels looked at(1) and the tires changed from winter tires to summer tires. For a few weeks I had felt something bump and rattle(2) under the car; it must be the wheels. So, I took the car down to

发表于:2019-01-01 / 阅读(67) / 评论(0)

英语博客 A cup of English

VOA慢速英语20060628a

HEALTH REPORT - Scientists Say Anger Disorder 'Much More Common' Than BelievedBy Brianna Blake Broadcast: Tue, 27 Jun 2006 16:00:00 UTC I'm Steve Ember with the VOA Special English Health Report. Road

发表于:2019-01-02 / 阅读(53) / 评论(0)

2006年慢速英语（六）月

吃早饭好还是不吃早饭好

获得20.1k好评的回答 @Tim Ernst（专业回答）： First lets talk about fasting. Many people think that training fasted is when your stomach is empty but its much more than that. When you consume food theyre broken down into different kinds

发表于:2019-01-03 / 阅读(71) / 评论(0)

阅读空间

SCIENCE IN THE NEWS - Stress: What It Can Do to Us, What We

SCIENCE IN THE NEWS - Stress: What It Can Do to Us, What We Can Do About It By Cynthia Kirk Broadcast: Tuesday, May 17, 2005 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I'm

发表于:2019-01-20 / 阅读(82) / 评论(0)

科技之光

每日一词【247】stress：压力、紧张

今天我们要学的词是stress。 Stress, 是压力、紧张的意思。Emotional stress, 是情绪紧张，mental stress, 是精神压力。I experienced a lot of stress before the tournament, 是说比赛开始前，我紧张极了。Yoga is a v

发表于:2019-01-20 / 阅读(65) / 评论(0)

英语每日一词

Job 约伯记06

6Then Job replied: 2If only my anguish could be weighed and all my misery be placed on the scales! 3It would surely outweigh the sand of the seas- no wonder my words have been impetuous. 4The arrows of the Almighty are in me, my spirit drinks in thei

发表于:2019-01-26 / 阅读(107) / 评论(0)

约伯记

美国批准首个治疗肥胖设备

WASHINGTON, Jan. 14 (Xinhua) -- The U.S. Food and Drug Administration said Wednesday it had approved the first device to treat obesity by targeting nerves between the brain and the stomach. The device, known as the Maestro Rechargeable System, is app

发表于:2019-01-30 / 阅读(51) / 评论(0)

英语新闻

不吃早餐会怎样？

What Happens To Your Body When You Don't Eat Breakfast? 不吃早餐对你的身体有何影响？ @Craig Good You can't skip breakfast. It's the first meal you eat in the day, no matter when it is. 你不可以不吃早餐。这是你每一天的第一

发表于:2019-02-01 / 阅读(60) / 评论(0)

英语美文

Argentine president announces return of Formula One

BUENOS AIRES, March 14 (Xinhua) -- Argentine President Cristina Fernandez on Wednesday announced that the South American country will host Formula One races in 2013, 2014 and 2015. The city of Mar del Plata, 400 kilometers south from Buenos Aires, wi

发表于:2019-02-07 / 阅读(148) / 评论(0)

英语新闻

谷歌宣布2017年将实现100%使用可再生能源

Google's data centres and the offices for its 60,000 staff will be powered entirely by renewable energy from next year, in what the company has called a landmark moment. 从明年开始，谷歌的数据中心和其6万名员工的办公室将完全使

发表于:2019-02-08 / 阅读(62) / 评论(0)

英语新闻

Eleven Ways to Reduce Morning Stress

Eleven Ways to Reduce Morning Stress Lose an hour in the morning, and you will be all day hunting for it.Richard Whately Mornings can be the most stressful part of our day if we fail to manage our time and health needs appropriately. Many of us deal

发表于:2019-02-18 / 阅读(111) / 评论(0)

阅读空间

WHO launches online nutrition guidance

GENEVA, Aug. 10 (Xinhua) -- In a bid to prevent millions of deaths and suffering every year from malnutrition, the Geneva-based World Health Organization (WHO) launched an online initiative on Wednesday. The e-Library of Evidence for Nutrition Action

发表于:2019-02-18 / 阅读(72) / 评论(0)

英语新闻

神探夏洛克第一季第一集_8

神探夏洛克第一季第一集_8 你好嗨 Hello. Hi. 你叫什么名字? What's your name, then? 呃...安西娅 Er... Anthea. 是你的真名吗? 不是 Is that your real name? No. 我叫约翰 I'm John. 我知道 Yes. I know. 我有必要问问这

发表于:2019-03-16 / 阅读(391) / 评论(0)

神探夏洛克第一季

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学英语单词

carbon dioxide output