mesencephalotomy

例句：

1. 1. The patient underwent a mesencephalotomy to relieve thepressure on his brain.
   患者接受了一次脑室切开术以缓解他大脑的压力。
2. 2. Theneurosurgeon performed a mesencephalotomy to remove atumor from the patient's brain.
   神经外科医生进行了一次脑室切开术，从患者的脑部移除了一个肿瘤。
3. 3. The procedurewas successful, and the patient made afull recovery after the mesencephalotomy.
   手术成功，患者在脑室切开术后完全康复。