We each had the same undifferentiated external equipment (a bud of tissue), plus two sets of internal ducts.

我们都只是同样没有分化的外部器件(一个牙状组织)，加两套内部管道。

youdao

We each had the same undifferentiated external equipment (a bud of tissue), plus two sets of internal ducts.

我们都只是同样没有分化的外部器件(一个牙状组织)，加两套内部管道。

youdao