Perhaps we are really talking about amniotic fluid, which surrounds the foetus in the birth sac.

也许我们真正在谈论的是羊水，也就是包围着胎儿的那些液体。

youdao

Perhaps we are really talking about amniotic fluid, which surrounds the foetus in the birth sac.

也许我们真正在谈论的是羊水，也就是包围着胎儿的那些液体。

youdao