老师通过划分小组活动区域来管理课堂。

The teacher managed the classroom by ___partitioning the space into small group areas.

她建议在安装双系统前先对硬盘进行分区。

She recommended ___partitioning the hard drive before installing the dual operating systems.

这个地区的分割导致了长期的边境冲突。

The ___partitioning of this region has caused long-term border conflicts.