单词：Karp reducibility
单词：Karp reducibility 相关文章
Health Report - New Medical Tape Reduces Pain for Newborns, Older Adults 健康报道 - 新型医用胶布可以减少新生儿及老年患者的痛苦 From VOA Learning English, this is the Health Report in Special English. 这里是美国之音慢速
2012年VOA慢速英语(十一)月
By Al Pessin Washington 28 July 2006 US Army soldiers in Iraq(file photo) The top U.S. general in Iraq had hoped to be able to recommend what he called a fairly significant reduction in U.S. troops in the country this year. Instead, on Thursday Defe
2006年VOA标准英语（七月）
Chapter 14 - Nikolai confronts the peasants Well, is she pretty? Ah, friend my pink one is delicious; her name is Dunyasha. . . . But on glancing at Rostovs face Ilyin stopped short. He saw that his hero and commander was following quite a different
有声英语文学名著
That's how we ended this conversation, which later was to have such serious consequences. 这次谈话谈到这里就结束了，后来发生很严重的后果。 At first, I must say, events seemed to confirm my forecasts, much to the Canadian's des
《海底两万里》中英双语有声读物
If you've ever wondered what makes the perfect selfie, some of the world's most powerful computers have been pondering the same question. 如果你在琢磨怎样自拍更好看，世界上最强大的电脑也在思考着同样的问题。 Researche
阅读空间
SARAH MCCAMMON, HOST: We're going to turn now to the partial federal government shutdown, which is now the longest in history as we've entered day 22. We're going to hear from voices across the country during the program today about how the shutdown
2019年NPR美国国家公共电台1月