viscerosensory reflex

例句：

1. 1. The patient's eyes widened in surprise upon seeing the doctor.
   病人看到医生时眼睛睁得大大的，感到惊讶。
2. 2. The child's laughter echoed through the room as he played with his toys.
   孩子一边玩玩具一边笑，笑声在房间里回荡。
3. 3. The scientist observed the animal's behavior and noted that it was a visceral reaction to its environment.
   科学家观察了动物的行为，并注意到它是对环境的一种本能反应。