The year 2008 is the centennial of the Tunguska event.We hope it will also be the year the Tunguska mystery is solved.是什么意思_The year 2008 is the centennial of the Tunguska event.We hope it will also be the year the Tunguska mystery is solved.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句