wretched incidence broaden trader coefficient ass forthcoming loom elapse imperative reckless coupon conversion lily scorch soften conception abide attendance chunk craft count shorthand villa blond intellect

发表于:2018-12-01 / 阅读(154) / 评论(0) 分类 用Mp3背六级单词

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

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

3.基尼系数 Gini coefficien 国家统计局局长马建堂首次披露过去10年全国居民基尼系数的变化后,北京也将适时公布本地区的基尼系数。 Beijing will release its own Gini coefficient for 2012, a National Bureau o

发表于:2019-01-08 / 阅读(64) / 评论(0) 分类 英语笔译

First Solar Sail to be Launched into Orbit from Russian Submarine 俄潜艇首发太阳反射器进入轨道 A solar sail might do for space missions what fabric sails once did for sea travel.It would

发表于:2019-01-31 / 阅读(76) / 评论(0) 分类 VOA2005(下)--环境科学探索

American Millionaire space tourist Dennis Tito has unveiled plans to send a man and a woman around Mars in January 2018. The couple will embark on the 500-day journey which zooms past Mars and swings back to Earth as part of a historic Mission for Am

发表于:2019-02-14 / 阅读(96) / 评论(0) 分类 英闻天下