英伦广角 激光可帮助啮齿类动物受损的牙齿再次生长

Ouch! About a quarter of all school-age kids will break or otherwise damage a tooth. Adults have their share of cracked chompers too. But what if fixing a busted bicuspid was as easy as zapping it with a laser? Preliminary work with young rats has mo

2006年VOA标准英语-Public Health-Risk Questions for Returning

By June Soh and Rosanne Skirble New Orleans 26 April 2006 watch Post Katrina Health report Mold is still present on this kitchen door in a New Orleans home When Hurricane Katrina struck the Gulf Coast

NPR 2011-03-12

Japanese authorities are considering releasing slightly radioactive vapor to ease pressure at a nuclear reactor in Fukushima. Lucy Craft from Tokyo reports the safety of Japan's power plants are major concern in the aftermath of the 8.9-magnitude ear

2006年VOA标准英语-Mental, Emotional Health Providers Assist

By Chad Bouchard Yogyakarta 06 June 2006 The first wave of relief to earthquake areas in Central Java has focused on food and medicine. Now a second wave of volunteers is tending to a need they say is

VOA标准英语2009-Possible Air France Debris Located in Atlant

Brazilian aircraft searching for an Air France jet that disappeared with 228 people onboard in an Atlantic storm have spotted debris in the ocean. Members of Brazilian Pelican military squad prepare to depart from Campo Grande, Mato Grosso do Sul, t

AP 2010-02-01

1. Authorities say an Ethiopian Airlines jet was in flames before it plunged into the Mediterranean Sea minutes after takeoff. It had 90 people on board when it left Beirut Airport Monday. The cause of the crash is not known, although terrorism is no

VOA标准英语2011--NYC 9/11 Rescuers Experience Lingering H

NYC9/11RescuersExperienceLingeringHealthProblems Nearly 3,000 people died in the terrorist attack on the World Trade Center in New York on September 11, 2001. But the twin towers' collapse and their smoldering ruins also exposed thousands of rescuers

VOA标准英语2013--Bacteria Thrive on Ocean Plastic Debris

Bacteria Thrive on Ocean Plastic Debris It takes about six weeks for a plastic bag or bottle to ride the surface currents from the U.S. East Coast to the Sargasso Sea, in the center of the North Atlantic. The area is a gyre, essentially a big whirlpo

Tracking Outer Space Debris

Every year satellites are damaged or destroyed by objects orbiting the Earth's atmosphere. An Australian company is now using the latest laser technology to track these objects in order to reduce cosmic damage. Li Dong has the details. Even in space,

2007年VOA标准英语-Controversial Moore Film Shown at Cannes

By Anita Elash Paris 19 May 2007 The latest movie by the controversial U.S. filmmaker Michael Moore has opened at the Cannes Film Festival in France. Moore is known for his harsh criticism of American culture. This time, he is taking on the U.S. heal

VOA常速英语2008年-Bodies, Debris Litter Capital of Chad After Reb

By Nico Colombant Dakar 06 March 2008 Government troops were able to fight back a second rebel advance on Chad's capital recently, but as VOA's Nico Colombant and Tatiana Mossot report, residents of N'Djamena are finding life is not the same anymore.

学个词Learn a Word 第1501课 debris

今天我们要学的词是debris。 Debris, 意思是残骸。 Pieces of debris from last year's Japanese tsunami, carried by the currents, have begun to show up on the west coast of the United States and Canada, 去年日本海啸留下的残骸在洋

口语侠每日早读:第8期:意大利地震

本期内容： It'sahauntingreminderoftheexactmomentanearthquakereducedthehistorictownofAmatricetorubble. 一场地震将中世纪古镇Amatrice（阿马特里切）几乎夷为平地，那一刻成为了人们心中挥之不去的梦魇。 Asinglec

英语听力文摘 English Digest 410、长蛀牙,怎么办？

Getting Rid Of Cavities Don: Sorry, I'm late. I was brushing my teeth. Yal: Brushing your teeth! Right before A Moment of Science? Why? D: I'm trying to get rid of a cavity . Y: Get rid of a cavity ? Are you stuck with a cavity once you have it? D: I

新西兰英语 554 Debris from Rena

Debris from the Rena has reached beaches in the Coromandel. There are bags of milk powder, plastic and rope on the beaches and broken containers. The sea around the Rena is white from broken bags of milk powder. There is also oil for about 3km around

Debris of suspected bomber of Egyptian church blast found

CAIRO, Jan. 4 (Xinhua) -- The Egyptian police has found debris of the suspect of a church blast in New Year's Eve, Egyptian local media reported Tuesday. Criminal lab experts have collected the debris of a person whom they accused to be the perpetrat

Club official defends Marbury

BEIJING, March 13 (Xinhua) -- A Beijing Ducks official has defended Stephon Marbury amid allegations that the former NBA star had hit a fan after the team's narrow loss in Sunday's Chinese Basketball Association (CBA) league game. None of my players

英语听力文摘 English Digest 177、保护牙齿

Getting Rid Of Cavities 牙痛是继续忍受还是提前做好防护?爱护牙齿，每天的必修课。 M:Sorry,I'm late.I was brushing my teeth. W:Brushing your teeth?Right before 'A Moment Of Science'? Why? M:I'm trying to get rid of a cavity. W

英语听力文摘 English Digest 223、DNA帮助捕获偷猎者

DNA Helps Catch Poachers 科学家们利用一种革命性的基因技术成功确定了走私犯屠宰大象的非洲地区，这些大象沦为全世界非法象牙贸易的受害者。利用非洲大象的DNA图谱，他们已发现最近缉获的象

口腔临床英语对话 第9期:有关龋齿的解释(2)

Enamel is the hard outer tooth layer. 牙釉质是牙齿坚硬的外层。 The cavity gets larger by entering the softer second tooth layer, the dentin. 蛀牙洞到了牙齿的较软的第二层， 也就是牙本质时，龋洞就会变得大的多。