President Obama expressed regret today for saying the Cambridge police acted stupidly when they arrested Harvard Professor Henry Louis Gates last week. NPR's Scott Horsley has more. The President spoke by telephone with the police sergeant who arres

发表于:2018-12-02 / 阅读(53) / 评论(0) 分类 2009年NPR美国国家公共电台7月

THE ocean is dark and full of terrors, and the black dragonfish is the darkest of them all. 海洋中充满黑暗与恐惧,黑色的深海龙鱼是其中最黑暗的生物。 Its surface, new measurements reveal, is as black as the blackest materia

发表于:2019-01-26 / 阅读(43) / 评论(0) 分类 经济学人科技系列

Phones are gradually replacing a large number of everyday items and the latest household gadget under threat is the weighing scale. 手机逐渐取代我们生活中很多东西。而目前受到威胁的东西就是称。 Huawei recently unveiled a

发表于:2019-02-08 / 阅读(42) / 评论(0) 分类 英语新闻

I realized that, as I worked on improving AI task by task, dataset by dataset, 我了解到,当我努力在改善人工智能,一个任务一个任务、一个数据集一个数据集地改善, that I was creating massive gaps, holes and blind

发表于:2019-02-08 / 阅读(53) / 评论(0) 分类 TED演讲科技篇

UNITED NATIONS, Oct. 23 (Xinhua) -- UN Secretary-General Ban Ki-moon said on Friday that he was profoundly troubled by what he witnessed on his just-completed visit to the violence-wracked Middle East, voicing fear that the tensions have the potentia

发表于:2019-02-19 / 阅读(49) / 评论(0) 分类 英语新闻

Now, I could make a game called Piecraft, 现在,我可以做一个游戏名为《馅饼争霸》 where all you had to do was get a million pies or a thousand pies. 在里面你要做的所有事就是得到一百万个馅饼或者一千个馅饼 T

发表于:2019-02-21 / 阅读(48) / 评论(0) 分类 TED演讲教育篇