predefecation juice

例句：

1. 1. The doctor prescribed a special predefecation juice for her to drinkbefore the procedure.
   医生给她开了一种特殊预排空汁液，让她在手术前喝。
2. 2. The patientwas given a predefecation juice to help withdigestion before the surgery.
   病人在手术前被给予了一种预排空汁液，以帮助消化。
3. 3. The nurserecommended that the patient takea predefecation juicebefore bedtime to aid in bowel movements.
   护士建议病人在睡前服用预排空汁液，以助于排便。