The war cost millions of lives and decimated three generations.战争使数百万人丧生, 毁了整整三代人。

The pollution could decimate the river's thriving population of kingfishers.污染可能会造成河边大量繁殖的翠鸟大批死亡。

British forces in the Caribbean were being decimated by disease.疾病正夺去英国驻加勒比地区大批军人的性命。