become extinct

基本解释

In America, 53 languages have become extinct since 1950, more than in any other country.
美國自從1950年以來已有53種語言滅絕，比其它任何國家都要多。
An animal species will become extinct if it fails to produce enough young in each generation.
一個動物物種如果不能在每一代生育足夠數量的後代,那它就要滅絕.
More mammals have become extinct in that country over the last 200 years than in any other place in the world.
在過去的200年前，這個國家中滅絕的哺乳動物物種比世界上的其他任何地方都要多。

Atlantic bluefin tuna is being overfished and there are fears it could become extinct.

And, yes, the coral reefs might become extinct, and people from the Seychelles might go hungry.
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But as sure as rampaging dinosaurs have become extinct, the days of outsized-living CEOs are over.
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We need to get the infrastructure in place before more illegal logging and poaching takes place, and more species become extinct.
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