family Ursidae
英
美
网络 熊科
双语例句
- The differentiation of bear family that spends short interval time is a rapid affair of evolution radiation and species forming. There are disputes in the phylogenetic relationships of Ursidae species all the time.
熊科的分化间隔时间相对较短，是一个快速的进化辐射和物种形成事件，其物种的发育关系一直存在着争议。