de·pop·u·late /ˌdiːˈpɒpjəleɪt $ -ˈpɑːp-/ verb [transitiveT] REDUCEto greatly reduce the number of people living in a particular area 大大减少〔某一地区〕的人口 Disease depopulated the whole region. 疾病使整个地区人口大量减少。
—depopulation /diːˌpɒpjəˈleɪʃən $ -ˌpɑːp-/ noun [uncountableU]