潘基文首届国际寡妇日致辞
This first International Widows’ Day is an occasion to call attention to the many “firsts” that women must face when their husbands die. In addition to coping with grief, they may fi
美国共和党参议员每周视频致辞(2016年9月17日)
By listening to the American people, Republicans have developed a positive agenda to get our country back on track. We're calling it A Better Way. A Better Way would not only restore American lead
名人演讲 :奥巴马最后一次国情咨文(11)
Seven years ago, we made the single biggest investment in clean energy in our history. 七年前,我们在清洁能源领域进行了美国历史上最大规模的一次投资。 Here are the results. In fields from Iowa to Texas, wind power is now cheaper tha
Ted英语演讲:Jay Silver:颠覆香蕉,做出你的键盘
Related posts: Ted英语演讲:乔克·切奇:照料的循环 Ted英语演讲:比尔盖茨:下次的疫情暴发? 我们还没准备好 Ted英语演讲:Jaap de Roode:蝴蝶如何自我治疗 Ted英语演讲:梅利莎·弗莱明:帮助难民走向成功,而不仅仅是生存
TED演讲:创造历史的黑洞图像(5)
You'll see here that some light from behind it gets lensed, and some light does a loop-the-loop around the entire orbit of the black hole. 你现在看到的是在黑洞后面的一些光透过它,有些光的确会一直绕着黑洞转。 But when you get enoug