→作文｜In short, scientific knowledge has helped open a window for the youngsters to know about the universe. I am sure that this activit…〔06-25〕
标签：作文来源：互联网作者：EN.HXW.RED｜点击收藏
→新闻｜A special lecture began Thursday morning, given by a teacher aboard a space module about 340 km above her students on Earth, the f…〔06-21〕
标签：新闻来源：互联网作者：EN.HXW.RED｜点击收藏
