铁路是我国的运输大动脉和大众化运输工具，在我国交通运输系统中占据重要地位。

The railroad is our country transportation aorta and the popularity transport tools, it plays the important position in our country transportation system.

youdao

铁路是我国的运输大动脉和大众化运输工具，在我国交通运输系统中占据重要地位。

The railroad is our country transportation aorta and the popularity transport tools, it plays the important position in our country transportation system.

youdao