英语语法分析

Hemorrhage into the decidua basalis formed retroplacental hematoma.

底蜕膜在出血形成胎盘后血肿。

Hemorrhage into the decidua basalis, formed retroplacental hematoma, lead to the separation of the placenta.

出血进入蜕膜基底，形成胎盘后血肿，导致胎盘分离。

During some experiments, the stimulation of the nucleus basalis was weak, whereas in other animals the stimulation was stronger.

实验分为基底核刺激微弱组及刺激稍强组。