extrastimulation

例句：

1. 1. The constant exposure to bright lights can lead to excessive stimulation of the eyes.
   持续暴露在明亮的灯光下可能导致眼睛过度刺激。
2. 2. The research team found that too much extra stimulation could be harmful to the participants' mental health.
   研究团队发现，过多的额外刺激可能对参与者的心理健康有害。
3. 3. The child was given an extra stimulation to keep him engaged and active during the break.
   孩子被给予额外的刺激，以保持他在休息期间的参与度和活跃度。