by Jason Marshall Weve now talked about three methods for calculating average values: the mean, median, and mode (affectionately known as the three Ms). So, are we done? Is that everything we could ever want to know about interpreting average values?

发表于:2018-12-07 / 阅读(72) / 评论(0) 分类 数学英语

By Lawrence Lanahan and Marissa Melton The High Zero Festival of Experimental Improvised Music takes place in Baltimore, Maryland, every October. It is billed as

发表于:2019-01-06 / 阅读(49) / 评论(0) 分类 VOA2004(下)--时事新闻

In the 60s he was a wildly popular folk singer. But his musical journey took him beyond the music his fans expected him to play. First of two parts. Transcript of radio broadcast: 08 June 2008 VOICE ONE: Welcome to THIS IS AMERICA in VOA Special Eng

发表于:2019-01-06 / 阅读(33) / 评论(0) 分类 VOA慢速英语2008年(六)月

Yvonne: Hello, I'm Yvonne Archer, this is 6 Minute English and I'm delighted thatRob has joined me today! Hello Rob. Rob: Hello Yvonne, nice to be here. Yvonne: To start the New Year, BBC Radio 3 ran a Mozart festival, playing 12 days ofthe genius' c

发表于:2019-01-07 / 阅读(57) / 评论(0) 分类 六分钟英语

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? The 2011 Nobel Prize in chemistry goes to Daniel Schechtman of the TechnionIsrael Institute of Technology in Haifa. Schechtman discovered what are called quasicrystals.

发表于:2019-01-08 / 阅读(72) / 评论(0) 分类 Scientific American(十)月

I really wish I could play a musical instrument. I cant. I had a few music lessons when I was a kid, but I didnt keep them up. I really regret that now. I get quite jealous of people who can play a musical instrument. Its a wonderful ability. I hope

发表于:2019-01-09 / 阅读(72) / 评论(0) 分类 纯正英语一分钟