depopulated

The region was depopulated after the famine drove most residents away.

用法提示：动词过去分词作表语，表示该地区人口减少的状态。

War has depopulated many rural villages in the past century.

用法提示：动词现在完成时，表示战争导致人口减少的动作及其影响。

The island was depopulated when the volcano erupted.

用法提示：动词过去分词作被动语态，描述火山爆发导致的人口减少事件。