extinctivity

基本解释

• 消光率,熄灭率

同根派生

英汉例句

• Nothing could rekindle her extinct passion.
  她激情已逝，无从心回意转。
• My hope of getting some employment was extinct.
  我要找到工作的希望落空了。
• The passenger pigeon is extinct.
  旅鸽已绝种。
• Dinosaurs have been extinct for millions of years.
  恐龙已绝种几百万年了。
• A genus of extinct, large, flightless birds native to Madagascar.
  象鸟，隆鸟一种不会飞的巨鸟，产于马达加斯加岛，现已绝种