单词：tfes
abbr. tetrafluoroethylene 【有机化学】四氟乙烯
单词：tfes 相关文章
This monument to Islamic heritage is getting a new lease on life. The Bou Inania Medersa or Koranic school was once an architectural jewel of the medieval city of Fes. But centuries of neglect have taken a toll. Restorers are cleaning layers of white
发表于:2018-12-30 / 阅读(435) / 评论(0)
国家地理2007年
国家地理2007年
By Cache Seel Cairo 28 August 2007 Female pilgrims walk past Iraqi security forces, 27 Aug 2007 Police in Iraq's holy city of Karbala have ordered Shi'ite pilgrims to leave the city after two days of violence surrounding a major religious festival le
发表于:2019-01-13 / 阅读(444) / 评论(0)
2007年VOA标准英语（八月）
2007年VOA标准英语（八月）