大絕滅

mass extinction

see 大夫[dai4 fu5]

big; large; great / older (than another person) / eldest (as in 大姐[da4 jie3]) / greatly; freely; fully / (dialect) father / (dialect) uncle (father's brother)

to cut short / extinct / to disappear / to vanish / absolutely / by no means

to annihilate / to exterminate / extinction

to extinguish or put out / to go out (of a fire etc) / to exterminate or wipe out / to drown