平台导师带计划简介：Tens of thousands of troops were stationed at the mouth of the hukou, on this side of the river, with tents stretching for dozens of miles, but they didn't see any mines or even a single mining tool.
Tens of thousands of troops were stationed at the mouth of the hukou, on this side of the river, with tents stretching for dozens of miles, but they didn't see any mines or even a single mining tool.
