So why is it that we move the particular ways we do? 那我们为什么用这种特定的模式移动呢? Well let's think about what really happens. Maybe we don't all quite move the same way. 来想想真实情况可能是什么。假如我们并不

发表于:2018-12-02 / 阅读(47) / 评论(0) 分类 TED演讲教育篇

This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? We live in a nice neighborhood. Of the galaxy, that is. The sun is about halfway toward the outer edge of the Milky Way. But the sun may have migrated vast distances t

发表于:2018-12-24 / 阅读(69) / 评论(0) 分类 Scientific American(九)月

1. interlude /ˈɪntəˌlu:d/ -- anything filling the time between two events; interval Between World War II and the Korean War, there was a five year interlude of peace. 第二次世界大战与朝鲜战争间有一段历时五年的和平。(意为

发表于:2018-12-30 / 阅读(27) / 评论(0) 分类 突破英文词汇

By Anjana Pasricha New Delhi 27 November 2006 Indian Army soldier stands next to a Prithvi missile on display during a parade, 13 Jan 2006 India has carried out a test in which it used homegrown missile technology to intercept another missile. As An

发表于:2019-01-12 / 阅读(99) / 评论(0) 分类 2006年VOA标准英语(十一月)

KELLY MCEVERS, HOST: A Russian intelligence agency launched a cyberattack last year against a company that helps run American voting systems. That detail appeared today in a top secret National Security Agency document that was posted by the news web

发表于:2019-01-17 / 阅读(67) / 评论(0) 分类 2017年NPR美国国家公共电台6月

今天我们要学的词是 intercept. Intercept 动词,拦截。Saudi Arabia said it intercepted a ballistic missile near the kingdom's border with Yemen. 沙特阿拉伯说,沙特在与也门交界处拦截了一枚弹道导弹。Two US F-22 st

发表于:2019-01-26 / 阅读(30) / 评论(0) 分类 英语单词荟萃