单词：demountable rim
单词：demountable rim 相关文章
This is Scientific American's 60-Second Science. I am Karen Hopkin. This'll just take a minute. As you probably know, viruses can jump from animals to people, we've gotten flu from birds and pigs, and HIV, the virus that causes AIDS, is thought to ha
Scientific American(六)月
英语作文 Direction:For this part,you are allowed 30 minutes to write a composition in three paragraphs.You are given the first sentence of the three paragrapgs.Your part of the composition should be no less than 100 words,not including the words giv
英语作文
By Caty Weaver IN THE NEWS -April 13, 2002: International Criminal Court This is Steve Ember with the VOA Special English program In The News. The world’s first permanent International Criminal Cour
教育与新闻
New Hampshire Prepares for Presidential Primary In less than a week, voters in the northeastern state of New Hampshire will cast ballots in the first U.S. presidential primary, following last Tuesday's Iowa caucuses. People going to the polls in New
VOA标准英语2012年(一月)
The European Union says manipulating a benchmark interest rate in London should be a criminal offense. The EU called Wednesday for its 27 member states to set criminal penalties for rigging interest rates to affect the LIBOR [London Interbank Offered
英语新闻
It will be the first mock submarine rescue drill in the history of the RIMPAC, a biennial war game which has been held since 1971. China's newest submarine rescue ship, the Changdao, is making its debut at this year's exercises, which will last until
2016CRI中国国际广播电台