extinction

• 名词，指物种、群体或现象终止存在或活动，即灭绝、消亡的过程或状态。

A noun referring to the state or process of a species, group, or thing ceasing to exist or be active.

1. Species disappearanceB2formalscientific

   The state or process of a species, family, or larger group ceasing to exist.

   灭绝

   • The extinction of the dinosaurs occurred millions of years ago.
   • Many species are currently facing extinction due to habitat loss.
   • Conservation efforts aim to prevent the extinction of endangered animals.

   同义词annihilationdisappearanceeradicationexterminationextirpationloss

2. End of somethingB2formal

   The act of making something cease to exist or the state of being ended.

   灭绝

   • The extinction of that ancient language is a great cultural loss.
   • The company faced the extinction of its traditional business model.
   • The treaty led to the extinction of nuclear weapons testing in the region.

   同义词annihilationcessationdestructiondisappearanceenderadicationexterminationobliterationtermination

   反义词continuationperpetuationpreservationsurvival