timid knit deviate distort sting Jupiter reign mute fro currency valve identical lash clamp dean rebuke lattice representation enroll retort wretched essence subdivide

发表于:2018-12-01 / 阅读(94) / 评论(0) 分类 用Mp3背六级单词

Grammar Girl here. Todays topic is the complex-compound sentence. Guest writer Sal Glynn writes: Most writers worth their fingertip calluses begin as avid readers. We read books, magazines, and websites indiscriminately until we start to notice the w

发表于:2018-12-07 / 阅读(72) / 评论(0) 分类 英语语法 Grammar Girl

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

[00:02.54]English Express [00:28.11]OAKA - The Athens Olympic Sports Complex [00:31.40]雅典奥运会场馆 [00:43.42]The Athens Olympic Sports Complex (OAKA) [00:47.09]is situated at Maroussi [00:48.97]and was the centre of the Olympic Games 2004.

发表于:2018-12-26 / 阅读(112) / 评论(0) 分类 轻松英语之旅

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

Technology Catalog 技术前沿 Towering Beauty 高耸的美丽 A new way of transmitting electricity may soon be coming to a field near you 输电新法可能很快推出 A PYLON is supposed to be a beautiful thing. In ancient Egypt, pairs of taperi

发表于:2019-01-26 / 阅读(71) / 评论(0) 分类 经济学人科技系列