extermination
🇺🇸
/ɪkˌstɜːrmɪˈneɪʃn/
🇬🇧
/ɪkˌstɜːmɪˈneɪʃn/
completely wiping out a group of people or animals
The extermination of pests was carried out to protect the crops.
為了保護莊稼,進行了害蟲的消滅。