生物大滅絕

great extinction of species

to be born / to give birth / life / to grow / raw / uncooked / student

organism / living creature / life form / biological / CL:個|个[ge4]

thing / object / matter / abbr. for physics 物理

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

mass extinction

to extinguish / to become extinct / to die out

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