单词：aleph-zeroes
音标：['ɑ:lif'nʌl;-'ziərəu] ；
n. 【数学】阿列夫零
单词：aleph-zeroes 相关文章
There is good and bad news about trees. The good news is there are seven times more than we thought. Scientists thought we had 400 billion trees, but we have three trillion. That's a three followed by 12 zeroes. For each person alive today, there are
发表于:2018-12-03 / 阅读(380) / 评论(0)
英语生活新闻
英语生活新闻
Has Earths Gravitational Pull Been Changing? 地球的引力改变过吗？ Don, why are you slouching? Dont you know its bad for you? 唐，为啥你无精打采？你不知道这对你不好？ Did you know that about 200 tons of debris strike the
发表于:2018-12-28 / 阅读(219) / 评论(0)
初学者听力文摘精选
初学者听力文摘精选
By Brian Padden Paris 20 June 2007 The 47th International Paris Air Show is running this week. It is a showcase of aviation and aerospace technology. And as VOA's Brian Padden reports, this is big, big business with more than 2,000 exhibitors from 42
发表于:2019-01-07 / 阅读(354) / 评论(0)
2007年VOA标准英语（六月）
2007年VOA标准英语（六月）