extinct是形容词、动词，作形容词时意思是“灭绝的，绝种的；熄灭的”，作及物动词时意思是“使熄灭”。例句：Whatever the cause,dinosaurs,as well as about half of all species on the planet,went extinct.不管什么原因，恐龙以及地球上几乎半数以上的物种就这样地灭绝了。
extinct双语例句
1.Its tallest volcano,long extinct,is Olympus Mons.
那里最高的火山是奥林匹斯山，早已成了死火山。
2.This report,from David Cook of our Science Unit,is entitled `Why did the dinosaurs become extinct?'
下面这份报道来自我们科学部的戴维·库克，题目为：“恐龙为什么会灭绝？”
3.Herbalism had become an all but extinct skill in the Western world.
草药学在西方已经成了一门即将消失的技能。
4.the bones of extinct animals
灭绝动物的骨骼
5.If the current trend continues,black farmers in the United States may be extinct by the end of this decade.
如果目前这种趋势继续下去，美国的黑人农民不出十年就会消失。
