2 sentences

1. 胞衣在胎儿出生后排出。

   bāo​yī zài tāi'ér chū​shēng hòu pái​chū.

   The afterbirth is expelled after the baby is born.

   Source: Dong Chinese Dictionary

2. 胎儿娩出后，胞衣也随之排出。

   tāi'ér miǎn​chū hòu, bāo​yī yě suí​zhī pái​chū.

   After the baby is delivered, the placenta is also expelled.

   Source: Dong Chinese Dictionary