Sure. If people are near in blood, they might pass on some genetic disease to the next generation.

当然知道，近亲结婚会给下一代带来某些遗传的疾病。

youdao

Sure. If people are near in blood, they might pass on some genetic disease to the next generation.

当然知道，近亲结婚会给下一代带来某些遗传的疾病。

youdao