fumigating

例句：

1. 1. The hospital uses fumigating to keep the air clean.
   医院使用熏蒸来保持空气清洁。
2. 2. After the surgery, the patient was given fumigating to prevent infection.
   手术后，患者接受了熏蒸以防止感染。
3. 3. The food was fumigating before it was served to the guests.
   食物在上桌前进行了熏蒸处理。