Unit 2 net changes life Part one warming up A 、key words: email message addresses ? Queen Elizabeth the Second ? e-mail accounts ? Vocabulary: crash coordinate account ? main You are going to hear some important days in e-mai history. Supply the mi

发表于:2018-12-03 / 阅读(165) / 评论(0) 分类 step by step 3000 第三册

Scientists Create Social Network of Brains to Share Thoughts There have been many books written and movies made describing the ability of people to communicate through thoughts. While this idea has not been demonstrated in reality, physicists and neu

发表于:2018-12-08 / 阅读(47) / 评论(0) 分类 2018年VOA慢速英语(十)月

061 science Words Medical science lab experience lab technician doctorate nano-technology genetics operation Inject atomic research sample mathematic formula laboratory virus discover theory biochemisty Physics conclusion evidence/proof test astronom

发表于:2018-12-25 / 阅读(103) / 评论(0) 分类 情景英语口语100主题

SCIENCE IN THE NEWS -July 2, 2002: Space Shuttle Flights Halted / Researchers Study Icelanders' Genes / Another Reason to Eat Green, Leafy Vegetables Broadcast: July 2, 2002 VOICE ONE: This is Steve E

发表于:2019-01-07 / 阅读(95) / 评论(0) 分类 科技之光

By Jessica Berman Washington 26 October 2006 An international consortium of scientists has completed work on deciphering the genome of the honey bee. They hope the work will lead to a better understanding of one of the earth's most social and ecolog

发表于:2019-01-12 / 阅读(126) / 评论(0) 分类 2006年VOA标准英语(十月)

In many countries, prostate cancer is among the leading causes of cancer deaths in men. Doctors rely on a blood test called PSA (prostate-specific antigen) to screen for the disease. But there are big problems with the PSA test. Now, the researchers

发表于:2019-01-13 / 阅读(63) / 评论(0) 分类 VOA标准英语2010年(十二)月

Birds and planes have been colliding since the Wright brothers first took to the air. There are dozens of bird strikes each day, causing hundreds of millions of dollars in damage to airplanes each year, and putting the lives of passengers and crew me

发表于:2019-01-14 / 阅读(76) / 评论(0) 分类 VOA标准英语2010年(十)月

Researchers Develop Artificial Legs That Mimic Real Ones 研究人员开发拟真人腿 When we walk, most of us don't give the process a second thought. Tiny electrical signals contract the leg muscles to help the joints move. All of it is controlle

发表于:2019-01-14 / 阅读(65) / 评论(0) 分类 VOA标准英语2015年(六月)

Scientists Decode Tsetse Fly Genome 科学家解密采采蝇基因序列 Scientists have mapped the genetic code of the tsetse fly, the insect responsible for African sleeping sickness. They said the findings could lead to better repellents and contr

发表于:2019-01-14 / 阅读(67) / 评论(0) 分类 VOA标准英语2014年(五月)

Biologists used to think turtles belong to the silent majority of reptiles, meaning if turtles made sounds, no one is listening. One reptile guy from the 1950s went so far as to call them quote deaf as a post. But it turns out scientists just weren't

发表于:2019-01-20 / 阅读(74) / 评论(0) 分类 2014年Scientific American(九)月

Voyager Carrys Gold Record into Interstellar Space 旅行者号向星际太空送去的金唱片 Last weekend, the Voyager spacecraft, launched from Earth in 1977, left the solar system and headed into interstellar space. As it did, the ship carried

发表于:2019-02-01 / 阅读(109) / 评论(0) 分类 VOA常速英语2013年(九月)