die out
US /daɪ aʊt/
UK /daɪ aʊt/

1.
灭绝, 消亡
to become extinct or disappear completely
:
•
Many species of animals are dying out due to habitat loss.
许多动物物种因栖息地丧失而灭绝。
•
Old traditions often die out as new generations emerge.
随着新一代的出现,旧传统常常消亡。
灭绝, 消亡
to become extinct or disappear completely