extinct

adj. /ɪkˈstɪŋkt/ B1

灭绝的；绝种的

No longer existing anywhere in the world.

仙境例句

The palace book said the Dodo was extinct, but the Dodo did not agree at all.

王宫的书上说渡渡鸟已经灭绝了，可渡渡鸟一点儿也不同意。