06 Working in a Laboratory lab laboratory; a place where scientists and engineers work, conductingexperiments and tests* Students have to wear protective eyeglasses whenever they go into the lab. colleague co-worker; a person whom one works with, usu

发表于:2018-12-03 / 阅读(70) / 评论(0) 分类 2010年ESL之商务英语

By Paul Sisco Washington 31 October 2007 A team of British explorers has announced they are going to the North Pole to measure the ice cap's thickness. The expedition, a collaboration of Cambridge University in Britain and a U.S. Navy oceanography sc

发表于:2019-01-03 / 阅读(55) / 评论(0) 分类 2007年VOA常速英语(十月)

Earths Arctic Ice Disappears, Scientists Study Nearest Exoplanet Each year, more ice disappears from the Arctic Ocean. A new study blames human activity for the loss. The damage is caused, the study says, by greenhouse gases coming from vehicles, air

发表于:2019-01-12 / 阅读(403) / 评论(0) 分类 2016年VOA慢速英语(十一)月

By Zulima Palacio Washington 08 May 2008 Although the government and researchers halted most clinical trials for an AIDS vaccine, a research institute in Baltimore continues its work on the most deadly virus of our times. Vaccine trials were stopped

发表于:2019-02-04 / 阅读(66) / 评论(0) 分类 VOA标准英语2008年(五月)

As government officials from eight Arctic nations - the United States, Russia, Canada, Sweden, Finland, Denmark, Norway and Iceland - prepare to meet in Greenland next week to discuss the challenges of climate change, a report released May 4, 2011 un

发表于:2019-02-06 / 阅读(80) / 评论(0) 分类 英语新闻

LULU GARCIA-NAVARRO, HOST: People who grew up in the Arctic have seen dramatic effects - the dramatic effects of climate change during their lifetimes. One example - the northernmost town in the United States used to have a coastline that was edged w

发表于:2019-02-21 / 阅读(62) / 评论(0) 分类 2018年NPR美国国家公共电台12月