这个整个地区人口非常稀疏。

This whole area is very ___sparsely populated.

许多年轻人从人口稀疏的地区迁移到城市中心。

Many young people migrate from ___sparsely populated regions to urban centres.

自然资源稀疏地散布在这片广阔的领土上。

Natural resources are ___sparsely scattered across the vast territory.