"an extinct species of fish" "an extinct royal family" "extinct laws and customs"
"an extinct volcano"
"threw his extinct cigarette into the stream" "the fire is out"
extinct是什么意思
extinction是什么意思
extinctive是什么意思
extine是什么意思
extinguish是什么意思
extinguishable是什么意思
extinguisher是什么意思
extinguishment是什么意思
extirpate是什么意思
extirpation是什么意思