新视野大学英语 读写教程第三册 unit6-a

Unit6 Section (A) How to Prepare for Earthquakes Ideally, people would like to know when an earthquake is going to happen and how bad it will be. Inboth Japan and China, people have long believed that earthquakes can be forecast. In Japan, scientists

万花筒 Kaleidoscope2007-08-27&08-28, 防晒油分级制度

I have a 45, it's 45 plus High SPF, high protection, right? En, not exactly. That SPF number indicates protection from burning UVB rays, but says nothing about blocking UVA rays which can cause wrinkle, sunspots, and cancer. Rules proposed today wou

VOA常速英语2015--加州州长命令强制削减用水

California Governor Orders Mandatory Water Cuts 加州州长命令强制削减用水 WASHINGTON Environmentalists warn the world is facing serious water shortages and the United States is no exception. While parts of the country may get too much snow

TED演讲:如何把熟蛋变生(2)

Here's the key part. 接下来是关键的部分。 The solution nearest the wall spins faster than the solution closer to the middle. 离试管壁最近的溶液，要比中间的溶液旋转得更快。 That difference in velocity creates sheer str

VOA慢速英语2010年-Agriculture Report - New Understanding

This is the VOA Special English Agriculture Report. Scientists have discovered more details about how plants use water. Their findings could help to engineer plants that grow better and more effectively in conditions with higher levels of carbon diox

专业术语—口腔生理学术语P2(英文详解)

pH - a measure of how acid or alkali a solution is. As the pH gets lower, the solution is more acid. At a pH of 7 the solution is neither acid nor alkali. pH is the inverse of the logarithm of the con

VOA标准英语2012--New Dysentery Threat Emerges

New Dysentery Threat Emerges Its known that clean water and sanitation can bring a sharp decline in dysentery cases in developing countries. But its not enough to stop the spread of the disease in countries undergoing rapid development and industrial

日本公司推出世界第一台可洗手机

It may look all shiny and new, but your smartphone is probably one of the filthiest things you own. The amount of bacteria and germs it carries is disgustingly huge, which is probably why a Japanese company is targeting germaphobes with the worlds fi

英语四级词汇真题强化训练 (第四期)

本期真题 1.If tap water were as dangerous as some people think, ________ would be getting sick. A) a lot of more us B) more a lot of us C) a lot of us more D) a lot more of us 2.Living in the cent

VOA标准英语2008年-Low Technology Solutions Find Favor in Developi

By Cathy Majtenyi Nairobi 19 May 2008 Fuel efficient stoves and ceramic water purifiers are two examples of low-tech innovations that can help people in poor countries improve their quality of life. Because what is known as appropriate technology usu

长期干旱影响加州的红杉

AS IT IS 2015-10-04 Drought Affecting Californias Sequoias 长期干旱影响加州的红杉 California continues to suffer under a historic drought. The state has received very little rainfallover the past four years. California is famous for its hu

VOA标准英语2010年-New Research May Help Determine Where

Before Tomas dumped a massive amount of rain on Haiti, doctors treated cholera patients in hospital tents. Flooding from the storm could cause cholera to spread as sewage and other refuse seeps into tents where many people have been living since Janu

VOA常速英语2015--干旱对加州红杉造成影响

干旱对加州红杉造成影响 Slowly and painstakingly, University of California tree biologist Anthony Ambrose climbs up a giant sequoia in Californias Sierra Nevada mountain range, the only place on earth where these magnificent trees live. 加利

加州州长下令节约用水

加州州长下令节约用水 WASHINGTON Environmentalists warn the world is facing serious water shortages and the United States is no exception. While parts of the country may get too much snow and rain, that is not the case in the southwest. Cali

英语俚语天天说 第325期:"防晒霜，晒伤，紫外线"英语怎么说?

Sunscreen 防晒霜 I need to apply some sunscreen every time I am going out in summer. 夏天我每次出去的时候，我都需要涂些防晒霜。 SPF 防晒系数 Sun Protection Factor An SPF of 30 means that you could be out in the sun 30 time

VOA双语新闻：2、加州州长下令节水

加州州长下令节水 Environmentalists warn the world is facing serious water shortages and the United States is no exception. While parts of the country may get too much snow and rain, that is not the case in the southwest. California has been d

英文短篇故事（纽约）222 The Colonoscopy

Your last colonoscopy was 10 years ago, Dr. Carter said. It's time for another one. Bruce made an appointment for another one. He received prescriptions for a laxative and a plastic gallon jug. The jug contained electrolytes. The day before the colon

英语博客(A cup of English):080 The Kitchen.

Where do we start with the kitchen? There is so much to talk about. Many people say that it is the center of family life. The kitchens that I will describe are those that I have seen and been in in England and the U.S. To start with, a kitchen will o

英语博客：A Tour of Homes, Part 4, The Kitchen.

图片1 Where do we start with the kitchen? There is so much to talk about. Many people say that it is the center of family life. The kitchens that I will describe are those that I have seen and been in in England and the U.S. To start with, a kitche

New Study Warns of Widespread 'Superbugs'

Indian health officials have rejected a new medical study warning of widespread drug-resistant bacteria in the country's capital. But the co-author of the study says Delhi is in denial, and warns the bacteria can spread easily around the world, possi