知识贝壳
知识贝壳
所属栏目：英汉古生物学专业术语
Definition:The phrase Dead Clade Walking refers to the fact that some clades(groups)oforganisms which survive mass extinctions either become extinct a few million years after themass extinction or fail to recover in numbers and diversity.死支漫步sǐ zhī màn bù ......（本文共 275 字 ） [阅读本文] >>