单词：null bias
单词：null bias 相关文章
Helen: Hello, this is Real English from BBC Learning English, Im Helen. Jean: 大家好，我是董征。欢迎收听地道英语。 Helen: In Real English, we look at words and phrases that you might not find in your dictionary. Jean: 和汉语一样，英语语言里也是有好
地道英语在线听
SCIENCE IN THE NEWS - Killer Virus Brought Back From the Past, With the Hope to Avoid a New One By Cynthia Kirk and Caty Weaver Broadcast: Tuesday, October 18, 2005 (MUSIC) VOICE ONE: This is SCIENCE
科技之光
Rights Group Challenges US Security Policy on Airline Passenger Lists Jim Malone A leading U.S. civil liberties group has filed a legal challenge to a program that seeks to bar people with suspected l
VOA2004（上）--各类新闻
This is the VOA Special English Economics Report. Greece's debt crisis has shaken investors in the United States and worldwide. They worry that it could spread far beyond Greece. On Thursday, a day after huge protests in Athens, the Greek parliament
2010年VOA慢速英语(五)月
中国雇员Kathy忧心忡忡地去找美国同事Mark请教。 K: Hey Mark...do you mind if I ask you a couple of questions? Mark: No problem, I've got time. K: Great! Well, I'm going to Seattle for half a year. I'm attending a course at a universit
商务礼节美语
中国雇员Kathy要去美国考察，她找美国同事Mark了解美国文化，以免在待人接物的时候在礼节方面闹笑话。 K: If I'm using public transport...should I give up my seat if I see elderly people? M: Yes. I think that's pro
商务礼节美语