gastrotonometry

例句：

1. 1. The gastrotomy was performed to relieve the patient's pain.
   为了缓解病人的疼痛，进行了胃切除术。
2. 2. Gastric manometry is a technique used to measure the pressure in the stomach during eating.
   胃内压力测定术是一种用于测量进食时胃内压力的技术。
3. 3. In gastric manometry, a tube is inserted into the stomach to measure the pressure and movement of food.
   在胃内压力测定术中，一根管子被插入胃中，以测量食物的压力和运动。