单词:copper clad
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Jan 31,2003 Students and researchers can 1) stroll through the Roman Forum for the first time in 1,500 years, thanks to computer technology. Historians and architects have created a virtual tour of an
[ti:UNIT 8 My Country and English-speaking Countries Lesson 64: Unit Review] [00:01.13]UNIT 8 第八单元 [00:03.21]My Country and English-speaking Countries 我的国家和讲英语的国家 [00:07.91]Lesson 64: 第64课: [00:10.29]Unit Review 单元
AS IT IS 2016-06-15 Mourning Period for Orlando Victims Falling on US Flag Day 奥巴马宣布全国哀悼奥兰多死难者 President Barack Obama has declared a national period of mourning for the victims of the mass shooting in Orlando, Florida. T
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