Resource Pool 资源库课程
The high-speed train
快乘高铁
Course Syllabus 课程章节
1High-speed train is one of our current means of travel. The convenience of high-speed train makes many people like this means of transportation. Let's learn about the development and culture of high-speed train!
高铁是我们现在的出行工具之一，高铁的便捷度，让很多人喜欢上了这一交通工具，让我们一起来了解一下高铁的发展和文化吧！
General Courses 通用课程
