stereoanesthesia

例句：

1. 1. The patient was given a local anesthetic to numb the area before surgery.
   病人在手术前接受了局部麻醉以麻木该区域。
2. 2. The doctor explained the procedure to the patient, who was under stereoanesthesia.
   医生向患者解释了程序，患者处于立体麻醉状态。
3. 3.The patient's condition improved significantly after the anesthesia wore off.
   麻醉药效消退后，患者的病情显著改善。