单词：elementary cycle
单词：elementary cycle 相关文章
Water Cycle 水循环 All the oceans on earth are salty, while inland water is typically fresh. How does water become salty? We'll answer a listener's question -- today on Earth and Sky. DB: This is Earth and Sky. We recently visited the Austin Childr
(科普英语)Earth and Sky
Education Report - Scientists, Engineers Help Elementary School Teachers 教育报道 - 科学家和工程师帮助小学老师教授科学课 This is the VOA Special English Education Report. 这里是美国之音慢速英语教育报道。 A progra
2011年VOA慢速英语(十二)月
Fire Cycle 火灾规律 The El Nino phenomenon of 1997-98 unleashed torrential rain in some parts of the world, while creating abnormally dry conditions in others. And it sparked record numbers of wildfires. Learn more about climate and wildfire -- toda
(科普英语)Earth and Sky
This is the VOA Special English Education Report. In the last ten years, hundreds of American schools have begun to offer a new way to teach foreign languages. This method is called dual or two-way immersion. Here is how it works at London Towne Elem
2010年VOA慢速英语(六)月
The government said that work on the first seven cycle tracks which were promised earlier this year will start in the summer. This will cost $9 million. Another $41 million will be spent later. Together these cycle tracks will be called The Great Rid
新西兰英语
Classical music fans in Beijing are now embracing a massive work-the complete cycle of Beethoven's 9 symphonies with The Deutsche Kammerphilharmonie Bremen. Paavo Jarvi, an internationally famous Estonian conductor, is the artistic director of the or
2017CRI中国国际广播电台