anesthetic laryngoscope

例句：

1. 1. The patient was given a local anesthetic before the surgery.
   手术前，患者接受了局部麻醉。
2. 2. She took an anesthetic to help her sleep better.
   她服用了镇静剂以便更好地入睡。
3. 3.Anesthesia is a medical procedure that puts patients into a state of unconsciousness during surgery.
   麻醉是一种医疗程序，使患者在手术期间处于无意识状态。